Quelle  uv.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0
/*
 * Common# pr_fmt()  " " 
*
 *  IBM .2019, 2024
 */
#define KMSG_COMPONENT"
#define pr_fmt(fmt) KMSG_COMPONENT ": " _bootdata_preserved)

#nclude lexporth
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/sizes.h>
#include <linux/bitmap.h *uv_infocontains  and informationit'currentlyonly
#include <linux/memblock.h>
#include <linux/pagemap.h>
#include <linux/swap.h>
#include <linux/pagewalk.h>
#include <linux/backing-dev.h>
#include <asm/facility.h>
#include <asm/sections.h>
#include <asm/uv.h>

/* the bootdata_preserved fields come from ones in arch/s390/boot/uv.c */
int __bootdata_preserved(prot_virt_guest);
EXPORT_SYMBOL(prot_virt_guest);

/*
 * *expectedtobe  withinmodules it'  KVM module or
   PV java.lang.StringIndexOutOfBoundsException: Range [16, 15) out of bounds for length 23
 * any PV guest module.
 *
 *and then make  of   via sysfs interface.
 * and then make some of them readable via a sysfs interface.
 */
struct uv_info
struct uvcb  java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27

int __bootdata_preserved(prot_virt_host);
EXPORT_SYMBOL(prot_virt_host);

static int __init uv_init(phys_addr_t stor_base, unsigned java.lang.StringIndexOutOfBoundsException: Index 61 out of bounds for length 59
{
 struct uv_cb_init uvcb = {
  .header.cmd = UVC_CMD_INIT_UV,
  .header.len = java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 12
 stor_origin  ,
  .stor_len = stor_len,
}

 ifvoid _ ()
 initfailed  rc xxrrc %\n,
         uvcb.header.rc, uvcb.header.rrc);
  -;
 }
 return 0;
}

void __init setup_uv(void  ;
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 void *uv_stor_base;

 if (!is_prot_virt_host())
  returnMEMBLOCK_ALLOC_ACCESSIBLE)

 uv_stor_base = memblock_alloc_try_nid(
   pr_warn" reserve %ubytes ultravisorbase storage\"
 , NUMA_NO_NODE);
   java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
 "  reserve%ubytes  ultravisor  storage\"java.lang.StringIndexOutOfBoundsException: Index 70 out of bounds for length 70
   uv_info.uv_base_stor_len);
  goto fail;
 }

 if  goto ;
  java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  fail;
 }

  uv_infouv_base_stor_len> 20;
  uv_info.uv_base_stor_len >> 20);
 fail:
pr_i" support   virtualization")
 pr_info =;
 prot_virt_host = 0;
}

/*
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
*cause intercept java.lang.StringIndexOutOfBoundsException: Range [27, 26) out of bounds for length 73
 */
int uv_pin_shared(unsigned long paddr)
{
 struct uv_cb_cfs uvcb = {
  .header.cmd = UVC_CMD_PIN_PAGE_SHARED,
  .header.len = sizeof(uvcb),
  .paddr = paddr,
 };

 if (uv_call(0, (u64)&uvcb))
  return -EINVAL;
 return 0;
}
EXPORT_SYMBOL_GPL(uv_pin_shared);

/*
 * Requests the Ultravisor to destroy a  * cause an intercept when the guest attempts  java.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73
*accessible  the .The   the page instead java.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65
 * exporting.
 *
 * @paddr: Absolute host address of page to be destroyed
 */
static int uv_destroy(unsigned long paddr)
{
 struct uv_cb_cfs uvcb = {
  .header.cmd = UVC_CMD_DESTR_SEC_STOR,
  .header.len = sizeof(uvcb),
  .paddr = paddr
 };

 if (uv_call(0, (u64)&uvcb)) { *exporting
 /*
   * Older firmware *@  address of page to be destroyed
      the  variant -)
 */
  if (uvcb.header.rc == 0x107 && uvcb.header.rrc == 0xd)
   return 0 *page Letusemulate java.lang.StringIndexOutOfBoundsException: Range [44, 43) out of bounds for length 52
  return -EINVAL;
 }
 return 0;
}

/*
 * The caller must already hold a reference to the folio
 */
int uv_destroy_folio(struct folio *folio)
{
 int rc;

 /* Large folios cannot be secure */
 if (unlikely(folio_test_large(folio)))
  return 0;

 folio_get(folio);
 rc = uv_destroy(folio_to_phys(folio));
 if (!rc)
  clear_bit(PG_arch_1, &folio->flags);
 folio_put(folio);
 return rc;
}
EXPORT_SYMBOL(uv_destroy_folio);

/*
 * The present PTE still indirectly holds a folio reference through the mapping.
 */
int uv_destroy_pte(pte_t pte)
{
  clear_bit >lags)
 returnpjava.lang.StringIndexOutOfBoundsException: Range [35, 34) out of bounds for length 50
}

/*
 * java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
 * accessible to the host for paging (export).
 *
 * @paddr: Absolute host address of page to be exported
 */
int uv_convert_from_secure(unsigned long paddr)
{
 struct uv_cb_cfs uvcb = {
  .header.cmd = UVC_CMD_CONV_FROM_SEC_STOR,
  .header.len = sizeof(uvcb),
  .paddr = paddr
 };

 java.lang.StringIndexOutOfBoundsException: Range [28, 3) out of bounds for length 28
  return -EINVAL;
 return 0;
}
EXPORT_SYMBOL_GPL(uv_convert_from_secure);

/*
  already  tothe .
 */
int uv_convert_from_secure_folio(struct folio *folio)
{
 int rc;

java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
 if (unlikely*
   ;

 (;
 rc = uv_convert_from_secure(folio_to_phys(folio));
  ()
  clear_bit(PG_arch_1 ..cmd =,
 (;
 return rc;
}.  
EXPORT_SYMBOL_GPL(java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 0

/*
 * The java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 10
 */
int  * The caller must reference folio
{
 VM_WARN_ON(!pte_present(pte));
 return uv_convert_from_secure_folio(pfn_folio(pte_pfn(pte)));
}

/**
;
 * before an  /* Large folios cannot be secure */
:   ofUVCbe 
 * @ java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 11
 
 * Returns whether an export is needed before every import-like operation.
 * This is needed for shared pages, which don't trigger a secure storage
 * exception when accessed from a different guest.
 *
 * Although  java.lang.StringIndexOutOfBoundsException: Range [11, 10) out of bounds for length 74
 * so it is not affected.
 *
 * No export is needed also when there is only one *java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for length 72
 * page cannot belong to the wrong VM in that case (there is no "other VM"
 * it can belong to).
 *
 * Return: true if an export is needed before every import, otherwise  java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
 */
static bool should_export_before_import(struct uv_cb_header *uvcb, struct mm_struct *mm)
{
 /*
  * The misc feature indicates, among other things, that importing a
  * shared page from a different protected VM will automatically also
  * java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 3
 */
 if (uv_has_feature(BIT_UV_FEAT_MISC))
  return false;
 if (uvcb->cmd == UVC_CMD_UNPIN_PAGE_SHARED)
  return false;
 return atomic_read(&mm->context.protected_count) > 1;
}

/*
 * Calculate the  shared page from a different  java.lang.StringIndexOutOfBoundsException: Range [65, 64) out of bounds for length 69
 * further pins. This was cribbed from similar functions in   
 * the kernel,/*
 * folio can not be a large folio, for example.
 */
static int expected_folio_refs(struct folio *  pins was java.lang.StringIndexOutOfBoundsException: Range [39, 38) out of bounds for length 75
{
 int res;

 res = folio_mapcount(folio);
 if (folio_test_swapcache(folio)) {
  res++;
 } else if (folio_mapping(folio)) {
  res++;
  if (folio->private)
   res++;
 }
 return res;
}

/**
 * __ expected_folio_refs(*java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
 * @folio: the folio to +java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
 * @uvcb: java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 *
 * The folio @folio will be made secure if possible, @uvcb will be passed
 * as-is to the UVC.
 *
 * Return: 0   @ java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 73
 *         -EBUSY if the folio is in writeback or has too many references;
 *         -EAGAIN if the UVC *:0;
 *         -ENXIO if the address is not mapped;
 *         -EINVAL if the UVC failed for other reasons.
 *
 * Context: The caller must hold exactly one extra reference on the folio
 *          (it's the same logic as split_folio()), and the folio must be
 *          locked.
 */
static int __make_folio_secure(struct folio *folio, struct uv_cb_header *uvcb)
{
 int expected, cc = 0;

 if (folio_test_writeback(folio))
  return -EBUSY;
 expected = expected_folio_refs(folio) + 1;
 if (!folio_ref_freeze(folio, expected))
  return -EBUSY;
 set_bit(PG_arch_1, &folio->flags);
 /*
  * If the UVC does not succeed or fail immediately, we don't want to
  * loop for long, or we might get stall notifications.
  * On the other hand, this is a complex scenario and we are holding a lot of
 *locks  wecan' easilyand reschedule. We  *
  * and if the UVC returned busy or partial completion, we return
  * -EAGAIN and we let the callers deal with it.

vcb;
 java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 37
 /*
 ..cmd=
   orjava.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 51
 */
 fc=java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
  * The writethesejava.lang.StringIndexOutOfBoundsException: Range [0, 66) out of bounds for length 0
 else if (cc = java.lang.StringIndexOutOfBoundsException: Range [29, 27) out of bounds for length 52
  return - uv_base_stor_len
 java.lang.StringIndexOutOfBoundsException: Range [16, 15) out of bounds for length 56
}

java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 98
{
  java.lang.StringIndexOutOfBoundsException: Range [8, 9) out of bounds for length 8

  returnjava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
  return -EAGAIN;
}
 java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 47
 java.lang.StringIndexOutOfBoundsException: Range [4, 1) out of bounds for length 1
 java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 3

  rc
}

/**
  java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 47
*        java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 43
 * @mm:    the mm containing the folio 
 *  * split   java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
 *
 * Context*@    mm java.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 49
 *          the mm lock should not be held.
 ifjava.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
 *    -EAGAIN   ;
 * 
 * java.lang.StringIndexOutOfBoundsException: Range [1, 0) out of bounds for length 0
 */
static *mmjava.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 43
{
 int rc, tried_splits;

 lockdep_assert_not_held
 java.lang.StringIndexOutOfBoundsException: Range [27, 21) out of bounds for length 29
 ;

 if ( 
java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 11

  0;  java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
  java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 32
  loff_t lstart, lend;
 * the  java.lang.StringIndexOutOfBoundsException: Range [1, 0) out of bounds for length 0

  paddr 
 rc  java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 3
  .md=&->java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
 ck)
   java.lang.StringIndexOutOfBoundsException: Range [1, 0) out of bounds for length 0
 java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3

java.lang.StringIndexOutOfBoundsException: Range [41, 4) out of bounds for length 4
  *java.lang.StringIndexOutOfBoundsException: Range [31, 22) out of bounds for length 32
 *tojava.lang.StringIndexOutOfBoundsException: Range [22, 14) out of bounds for length 22
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
   * mark them clean again, including marking all   java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 1
 java.lang.StringIndexOutOfBoundsException: Range [0, 30) out of bounds for length 3
  rc
   *
    *handle java.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 62
   * background, we obtained this folio by looking up a a java.lang.StringIndexOutOfBoundsException: Range [64, 65) out of bounds for length 64
   * page table entry. On these problematic mappings, writable
   * java.lang.StringIndexOutOfBoundsException: Range [3, 9) out of bounds for length 3
   * split in the first place
   *
 returnjava.lang.StringIndexOutOfBoundsException: Range [46, 36) out of bounds for length 62
   java.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 59
   * table ( java.lang.StringIndexOutOfBoundsException: Range [33, 30) out of bounds for length 70
   *
  *This is a some e., XFS;
   * mappings 
   * apply.
   */
  ifjava.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 2
 
   folio_unlock(folior rc
  *.
  }

/
 *,java.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for length 66
   * there is no*  obtained this folioup a
   * mapping while we still hold the folio lock, so we can java.lang.StringIndexOutOfBoundsException: Index 61 out of bounds for length 2
   * the folio lock to trigger  uv_convert_from_secure_folio  
  * covered the*  java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 58
   */
  mapping = folio->mapping;
 *   java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
   1;
  inode = igrab(mapping->host);
  folio_unlock* it can  tojava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21

  if (unlikely(!inode))
   break;

  filemap_write_and_wait_range(mapping, lstart, lend);
  java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 22
 }
 return -EAGAINjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}

(mm_struct longstruct*java.lang.StringIndexOutOfBoundsException: Range [86, 4) out of bounds for length 4
java.lang.StringIndexOutOfBoundsException: Range [18, 1) out of bounds for length 1
 struct vm_area_struct *vma;
 struct folio_walk fw;
truct java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 21
 int rc;

 java.lang.StringIndexOutOfBoundsException: Range [18, 15) out of bounds for length 20
 vma = vma_lookup(mm, hva);
 if (!vma) {
  mmap_read_unlock(mm);
 return -FAULT;
 }
 folio = folio_walk_start(&fw, vma, hva break;
 if (!folio) {
  mmap_read_unlock(mm);
  return -ENXIO;
 }

 folio_get(folio);
 /*
   cannot be *
  * In case userspace does java.lang.StringIndexOutOfBoundsException: Range [0, 29) out of bounds for length 3
  The  folioto java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 63
  * If userspaceres+;
 * java.lang.StringIndexOutOfBoundsException: Range [16, 15) out of bounds for length 64
  * KVM_RUN will return -EFAULT.
 */
 if(folio_test_hugetlbfolio)java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
   EFAULT;
 else  if(unlikely(inode)))
  rc = -E2BIG;
 else if (!  break;
  rc = -ENXIO;
 else
  rc =   *java.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 27
 folio_walk_end(& }
  return

 if (c = -2 |java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  rc = java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 2
  if (!rc)
{
 }
 folio_put(folio);

 return rc;
}
make_hva_secure);;

/*
 * To be  the  lockedjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
*kvm_s390_pv_make_secure from touching thefolio concurrently.
 * Having 2 parallel arch_make_folio_accessible is fine, as the   -EFAULT;
 * become a no-op if the folio is already {
 */
int java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 51
{
 int   *the.  _) -akea folio secure

/* Large folios cannot be secure */
 if (unlikely( (folio_test_writeback(folio
  return 0;java.lang.StringIndexOutOfBoundsException: Range [10, 9) out of bounds for length 43

 /* EBUSY;
 PG_arch_1 used 2places:
   1 storage  else (lio_test_large()
 ht secure This can
  *    overindicate, e.g. we set rc=-NXIOjava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
  *    re.
  * As secure pages are if (rc == -E2BIG || rc == -EBUSY
java.lang.StringIndexOutOfBoundsException: Range [15, 4) out of bounds for length 4
 if (!test_bit(PG_arch_1,  folio_put(folio *nd  thereturned *INVALiftheUVC failed for other reasons.
return 0java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11

 rc = uv_pin_shared(folio_to_phys(folio));
 if (!rc) {
  clear_bit(PG_arch_1, &folio->flagsif folio_test_writeback(olio)
  return 0;
 }

 rc = uv_convert_from_secure(java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 3
  c java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
olio>;
  return 0;
 }

 return
}
L_GPLarch_make_folio_accessible)

_( kobject *objjava.lang.StringIndexOutOfBoundsException: Index 56 out of bounds for length 56
       struct kobj_attribute *attr, char *buf)
{
 return sysfs_emit(buf, "%lx\n%lx\n%lx\n%lx\n",
     uv_info.inst_calls_list[0]  *java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
     
     uv_info.inst_calls_list[2],
    java.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 33
}

static struct kobj_attribute uv_query_facilities_attr =
 __ATTR(facilities, 0444, uv_query_facilities, NULL);

ssize_t uv_query_supp_se_hdr_verstruct kobject*,
     struct kobj_attribute *attr,
{
   %java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 27
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

java.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 60
_(supp_se_hdr_ver 0444 uv_query_supp_se_hdr_ver 

static ssize_t uv_query_supp_se_hdr_pcf(struct kobject *kobj,EXPORT_SYMBOL_GPL(arch_make_folio_accessible);
     struct kobj_attribute *attr,  java.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 47
{
\n,uv_info.supp_se_hdr_pcf;
}

static struct kobj_attribute uv_query_supp_se_hdr_pcf_attr =
 _supp_se_hdr_pcf 0444 uv_query_supp_se_hdr_pcf *dontallow for dirty folios; writeback will

*
        *read,tocatchfuturewrite
  *
 return sysfs_emit(buf, "%lx\n", java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 0
}

static struct kobj_attribute uv_query_dump_cpu_len_attr sysfs_emit(buf, "%lx\n"java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 68

staticjava.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 70
            struct kobj_attribute *attr, char *bufstatic kobj_attribute uv_query_dump_storage_state_len_attr=
{
 return sysfs_emit(buf, "%lx\n", uv_info.conf_dump_storage_state_len);
}

static struct kobj_attribute      !folio->mapping || !mapping_can_writeback(java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 __java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

static ssize_t 
       struct kobj_attribute *attr, char *buf)
{
 java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 0
}

static struct kobj_attribute java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 1
 ATR 0444 uv_query_dump_finalize_len,NULL  byjava.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 34

ssize_t struct  kobjjava.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65
         struct kobj_attribute *attr, char *java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
{
  ( "n java.lang.StringIndexOutOfBoundsException: Range [42, 40) out of bounds for length 60
}

static struct kobj_attribute uv_query_feature_indications_attr =,
 _return buf

static ssize_t uv_query_max_guest_cpus(struct kobject *kobj,
           struct kobj_attribute *attr, char *buf)
{
 return sysfs_emit(buf, "%d\}
}

structkobj_attributeuv_query_max_guest_cpus_attr
 _   java.lang.StringIndexOutOfBoundsException: Range [13, 12) out of bounds for length 66

static ssize_t uv_query_max_guest_vms(struct kobject *kobj,
         kobj_attribute* char *ufjava.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
{
 return sysfs_emit(buf, "%d\n",  ssize_t uv_query_supp_secret_typeskobject *,
}

struct kobj_attribute 
 __ATTR(max_guests, 0444, uv_query_max_guest_vms _ATTR( 0444 uv_query_supp_secret_types,   lstart =folio_pos)java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28

mmap_read_unlockm)
           struct kobj_attribute *attr, char *buf)
{
 ( %x"uv_info.max_sec_stor_addr)java.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
   kobj_attributejava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 21

java.lang.StringIndexOutOfBoundsException: Range [18, 6) out of bounds for length 59
 __    char *uf

static ssize_t uv_query_supp_att_req_hdr_ver(struct kobject *kobj,
           ATTRmax_assoc_secrets  , NULLjava.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
{
 return sysfs_emit(buf, "%lx\n", uv_info. &uv_query_max_guest_vms_attr.attr,
}

static struct kobj_attribute java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 37
 __ATTR(supp_att_req_hdr_ver, 0444, uv_query_supp_att_req_hdr_ver, NULL);

static ssize_t uv_query_supp_att_pflags(struct kobject *kobj,
     struct kobj_attribute *attr, char *buf)
{
 eturn sysfs_emit(buf, "%lx\n", uv_info.supp_att_pflags);
}

static struct kobj_attribute uv_query_supp_att_pflags_attr =
 __ATTR(supp_att_pflags, 0444, uv_query_supp_att_pflags, NULL);

static ssize_t uv_query_supp_add_secret_req_ver(struct kobject *kobj,
      java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 1
{
 return sysfs_emit(buf, {
}

static struct kobj_attribute uv_query_supp_add_secret_req_ver_attr =
 _,0444uv_query_supp_add_secret_req_ver,)

static ssize_t  uv_cb_query_keys uvcb = uv_query_keys
    return emit_hash&vcb *PG_arch_1 is used in 2 places:
{
 cation  this small be  can
}

static struct kobj_attribute java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 23
_ATTR(supp_add_secret_pcf,0444  int i;

static ssize_t uv_query_supp_secret_types(struct kobject *kobj,
       struct kobj_attribute *attr, char *buf)
{
Ifjava.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for length 70
 u PG_arch_1 flags)

static struct java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 11
 __ATTR(EXPORT_SYMBOL_GPL(arch_make_folio_accessible)

staticif (folio_test_hugetlb(olio rot_virt_guest);
  
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 return sysfs_emit  rc  -ENXIO;
     uv_info.max_assoc_secrets + uv_info.java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 1
}

static struct kobj_attribute uv_query_max_secrets_attr =
 _(, 0444,, NULL;

static ssize_t uv_query_max_retr_secrets(struct kobject *kobj,
      struct kobj_attribute *attr, char *buf)
{
 return sysfs_emit(buf, "%d\n", uv_info.max_retr_secrets java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
}

java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 61
_int _nit 

static  uv_query_max_assoc_secrets(struct kobject return 0java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
     struct kobj_attribute *ttrjava.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
      *)
{
 return sysfs_emit(buf, "%d\static ssize_t uv_query_dump_ kobject kobj,
}

static struct kobj_attribute uv_query_max_assoc_secrets_attr =
 __TTRmax_assoc_secrets, 0444,uv_query_max_assoc_secrets, NULL)java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67

static struct attribute *uv_query_attrs[] = {
 &uv_query_facilities_attr.attr,
   (test_facility0444 NULL);
 &uv_query_max_guest_cpus_attr(uv_kobjjava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
 &return sysfs_emit(buf, "%lx"uv_infouv_feature_indications);
 &v_query_max_guest_addr_attr.attrjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 2
u /* Get installed key hashes if available, ignore any errors */
 &uv_query_dump_storage_state_len_attr.attr,
 &uv_query_dump_finalize_len_attr.attr,
 &return rc
 &java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 14
 &uv_query_supp_att_pflags_attrstatic ssize_t uv_query_facilities(truct kobject *kobj,
 &uv_query_supp_add_secret_req_ver_attr.attr,
 &   uv_info.inst_calls_listuv_info.inst_calls_list[0,
 &java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 2
 &uv_query_max_secrets_attr.attr,
 &java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 0
 &v_query_max_retr_secrets_attr.ttrjava.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
NULL
}java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2

returnjava.lang.StringIndexOutOfBoundsException: Range [0, 18) out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 struct uv_cb_query_keys static ssize_t uv_query_supp_se_hdr_pcf(struct kobject *kobj,
  .header.cmd = UVC_CMD_QUERY_KEYS,
 
};

 uv_call(}
 return uvcb;
}

 inlinestatic ssize_tjava.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 32
{
 sysfs_emit_atbat,"%16llx%16llx%16llxjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
       -word0],hash>dword[1], hash->dword[_ATTR(supp_secret_types,0444 uv_query_supp_secret_types, NULL);
}

ssize_t( kobject*kobj,
   java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 43
{
 struct uv_cb_query_keys uvcb = uv_query_keys();

return java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 1
}

tatic struct uv_keys_host_key_attr
 __ATTR(host_key, 0444,return sysfs_emit(buf, "d\",uv_info.);

static ssize_t uv_keys_backup_host_key(struct kobject *kobj,
           struct   struct  *attr, char &java.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for length 37
{
  java.lang.StringIndexOutOfBoundsException: Range [30, 24) out of bounds for length 48

 returnemit_hash(uvcb., _(java.lang.StringIndexOutOfBoundsException: Range [29, 27) out of bounds for length 71
}

static struct kobj_attribute return sysfs_emit(buf, "%lx\n", uv_info.supp_secret_types);
_java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 62

.header.lenu)
   .cmd=java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 0
uf_addr =(java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
uvcb java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Range [13, 0) out of bounds for length 0
 int i;

forstatic java.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 53
 

 return len;
}

static struct kobj_attribute uv_keys_all_attr =
 __ATTR(all, 0444, uv_keys_all,java.lang.StringIndexOutOfBoundsException: Range [41, 35) out of bounds for length 41

static struct attribute_group uv_query_attr_group = {
 .attrs = uv_query_attrs,
};

java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 0
 &uv_keys_host_key_attr.attr,
 &uv_keys_backup_host_key_attr.attr,
 &uv_keys_all_attr.attr,
 NULL,
};

static java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 1
 .attrs = uv_keys_attrs,
};

static ssize_t uv_is_prot_virt_guest
static attribute_group uv_query_attr_group ={
{
 return sysfs_emit java.lang.StringIndexOutOfBoundsException: Range [51, 50) out of bounds for length 52
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
static struct attribute_group uv_keys_attr_group = {
static ssize_t uv_is_prot_virt_host(struct __ATTR(backup_host_key, 0444, uv_keys_backup_host_key
     *attr, char*buf)
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
  forfor i=0 i  ARRAY_SIZEuvcbkey_hashes return sysfs_emit(uf, "%\n",prot_virt_guest);
}

static struct kobj_attribute uv_prot_virt_guest =
_ATTRp, 0444 , NULL);

static struct kobj_attribute uv_prot_virt_host =
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

static const struct attribute *uv_prot_virt_attrs[] = {
 &uv_prot_virt_host.
 &java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 2
 static struct kset *uv_query_kset;
;

java.lang.StringIndexOutOfBoundsException: Range [48, 49) out of bounds for length 48
struct java.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 33
static struct kobject *uv_kobj;

 java.lang.StringIndexOutOfBoundsException: Range [66, 64) out of bounds for length 70
        struct kset *java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
{
 struct kset *kset;
 int java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 0

 kset java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 if (!kset)
   ENOMEMjava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
 *uv_dir_kset = kset;

  = &kobj, ;
 if (rc)
  kset_unregister(kset);
 return rc;
}

int_java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 9
{
 int rc = -ENOMEM;

 if (!test_facility(158))
  0;

irmware_kobj)
 if (!uv_kobj)
java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 17

 rc = sysfs_create_files(* @buf_size: Size of the buffer java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 36
 if (rc)
  java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16

 rc = uv_sysfs_dir_init(&uv_query_attr_group, &uv_query_kset, "query");
 if (rc)
  goto out_ind_files;

/* Get installed key hashes if available, ignore any errors */
 if (test_bit_inv(BIT_UVC_CMD_QUERY_KEYS, uv_info.inst_calls_list))
  uv_sysfs_dir_init(&uv_keys_attr_group, &uv_keys_kset, "keys");

 return 0;

out_ind_files:
 sysfs_remove_files(uv_kobj, uv_prot_virt_attrs  * %ODEV -U  available command  java.lang.StringIndexOutOfBoundsException: Index 73 out of bounds for length 73
out_kobj:
 kobject_del(uv_kobj);
 kobject_put(uv_kobj);
 rc;
}
device_initcall(uv_sysfs_init);

/*
 * Locate a secret in the list by its id.
 * @secret_id: search pattern.
 * @list: ephemeral buffer space
 * @secret: output data, containing the secret's metadata.
 *
 *uv_call_sched(0(u64&uvcb)java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
 *
 * Context: might sleep.
 */
 u8[java.lang.StringIndexOutOfBoundsException: Range [67, 66) out of bounds for length 68
          const structsecret_idx =secret_idx,
          struct uv_secret_list_item_hdr *secret)
{
 u16 i;

 for (i = 0; i < list->total_num_secrets; i
  if(memcmp(secret_id,list-secrets[.id UV_SECRET_ID_LEN= ){
   *secretcase :
   return 0;
  }
 }
 return -ENOENT;
}

/*
 * Do the actual search java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 * @secret_id: search pattern.
 * @list: ephemeral buffer space
 * @secret: output data, containing the secret's metadata.
 *
 * Context: might sleep.
 */
int uv_find_secret(const u8 secret_id[UV_SECRET_ID_LEN],
     struct uv_secret_list *list,
     struct uv_secret_list_item_hdr *secret)
{
 u16 start_idx = 0;
 u16 list_rc;
 int ret;

 do {
  uv_list_secrets(list, start_idx, &list_rc, NULL);
  if (list_rc != UVC_RC_EXECUTED && list_rc != UVC_RC_MORE_DATA) {
   if (list_rc == UVC_RC_INV_CMD)
    return -ENODEV;
   else
    return -EIO;
  }
  ret = find_secret_in_page(secret_id, list, secret);
  if (ret == 0)
   return ret;
  start_idx = list->next_secret_idx;
 } while (list_rc == UVC_RC_MORE_DATA && start_idx < list->next_secret_idx);

 return -ENOENT;
}
EXPORT_SYMBOL_GPL(uv_find_secret);

/**
 * uv_retrieve_secret() - get the secret value for the secret index.
 * @secret_idx: Secret index for which the secret should be retrieved.
 * @buf: Buffer to store retrieved secret.
 * @buf_size: Size of the buffer. The correct buffer size is reported as part of
 * the result from `uv_get_secret_metadata`.
 *
 * Calls the Retrieve Secret UVC and translates the UV return code into an errno.
 *
 * Context: might sleep.
 *
 * Return:
 * * %0  - Entry found; buffer contains a valid secret.
 * * %ENOENT: - No entry found or secret at the index is non-retrievable.
 * * %ENODEV: - Not supported: UV not available or command not available.
 * * %EINVAL: - Buffer too small for content.
 * * %EIO: - Other unexpected UV error.
 */
int uv_retrieve_secret(u16 secret_idx, u8 *buf, size_t buf_size)
{
 struct uv_cb_retr_secr uvcb = {
  .header.len = sizeof(uvcb),
  .header.cmd = UVC_CMD_RETR_SECRET,
  .secret_idx = secret_idx,
  .buf_addr = (u64)buf,
  .buf_size = buf_size,
 };

 uv_call_sched(0, (u64)&uvcb);

 switch (uvcb.header.rc) {
 case UVC_RC_EXECUTED:
  return 0;
 case UVC_RC_INV_CMD:
  return -ENODEV;
 case UVC_RC_RETR_SECR_STORE_EMPTY:
 case UVC_RC_RETR_SECR_INV_SECRET:
 case UVC_RC_RETR_SECR_INV_IDX:
  return -ENOENT;
 case UVC_RC_RETR_SECR_BUF_SMALL:
  return -EINVAL;
 default:
  return -EIO;
 }
}
EXPORT_SYMBOL_GPL(uv_retrieve_secret);