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authorLinus Torvalds <[email protected]>2024-05-02 10:43:35 -0700
committerLinus Torvalds <[email protected]>2024-05-02 10:43:35 -0700
commitda87c77ebba3ab79c4d41c678d2c703e36b02f0c (patch)
tree772c249aebd7e2ac201ca3369682d5c194e69d09 /arch/s390/mm/gmap.c
parent09bf0f196fbca1a343fffa2099d8cf492ba78f3a (diff)
parent7bbe449d0bdb68892cc67e9f5f1bfa106a3588d5 (diff)
Merge tag 's390-6.9-6' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 fixes from Alexander Gordeev: - The function __storage_key_init_range() expects the end address to be the first byte outside the range to be initialized. Fix the callers that provide the last byte within the range instead. - 3270 Channel Command Word (CCW) may contain zero data address in case there is no data in the request. Add data availability check to avoid erroneous non-zero value as result of virt_to_dma32(NULL) application in cases there is no data - Add missing CFI directives for an unwinder to restore the return address in the vDSO assembler code - NUL-terminate kernel buffer when duplicating user space memory region on Channel IO (CIO) debugfs write inject - Fix wrong format string in zcrypt debug output - Return -EBUSY code when a CCA card is temporarily unavailabile - Restore a loop that retries derivation of a protected key from a secure key in cases the low level reports temporarily unavailability with -EBUSY code * tag 's390-6.9-6' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: s390/paes: Reestablish retry loop in paes s390/zcrypt: Use EBUSY to indicate temp unavailability s390/zcrypt: Handle ep11 cprb return code s390/zcrypt: Fix wrong format string in debug feature printout s390/cio: Ensure the copied buf is NUL terminated s390/vdso: Add CFI for RA register to asm macro vdso_func s390/3270: Fix buffer assignment s390/mm: Fix clearing storage keys for huge pages s390/mm: Fix storage key clearing for guest huge pages
Diffstat (limited to 'arch/s390/mm/gmap.c')
-rw-r--r--arch/s390/mm/gmap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/mm/gmap.c b/arch/s390/mm/gmap.c
index 094b43b121cd..12d22a7fa32f 100644
--- a/arch/s390/mm/gmap.c
+++ b/arch/s390/mm/gmap.c
@@ -2661,7 +2661,7 @@ static int __s390_enable_skey_hugetlb(pte_t *pte, unsigned long addr,
return 0;
start = pmd_val(*pmd) & HPAGE_MASK;
- end = start + HPAGE_SIZE - 1;
+ end = start + HPAGE_SIZE;
__storage_key_init_range(start, end);
set_bit(PG_arch_1, &page->flags);
cond_resched();