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author | Linus Torvalds <torvalds@linux-foundation.org> | 2022-04-15 15:57:18 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-04-15 15:57:18 -0700 |
commit | 59250f8a7f3a60a2661b84cbafc1e0eb5d05ec9b (patch) | |
tree | 64e70509ed3d6f6cfb68b534300243c86d1691a8 /include | |
parent | ce673f630c097ec87391335308184bc907184fbf (diff) | |
parent | 23c2d497de21f25898fbea70aeb292ab8acc8c94 (diff) | |
download | linux-stable-59250f8a7f3a60a2661b84cbafc1e0eb5d05ec9b.tar.gz linux-stable-59250f8a7f3a60a2661b84cbafc1e0eb5d05ec9b.tar.bz2 linux-stable-59250f8a7f3a60a2661b84cbafc1e0eb5d05ec9b.zip |
Merge branch 'akpm' (patches from Andrew)
Merge misc fixes from Andrew Morton:
"14 patches.
Subsystems affected by this patch series: MAINTAINERS, binfmt, and
mm (tmpfs, secretmem, kasan, kfence, pagealloc, zram, compaction,
hugetlb, vmalloc, and kmemleak)"
* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
mm: kmemleak: take a full lowmem check in kmemleak_*_phys()
mm/vmalloc: fix spinning drain_vmap_work after reading from /proc/vmcore
revert "fs/binfmt_elf: use PT_LOAD p_align values for static PIE"
revert "fs/binfmt_elf: fix PT_LOAD p_align values for loaders"
hugetlb: do not demote poisoned hugetlb pages
mm: compaction: fix compiler warning when CONFIG_COMPACTION=n
mm: fix unexpected zeroed page mapping with zram swap
mm, page_alloc: fix build_zonerefs_node()
mm, kfence: support kmem_dump_obj() for KFENCE objects
kasan: fix hw tags enablement when KUNIT tests are disabled
irq_work: use kasan_record_aux_stack_noalloc() record callstack
mm/secretmem: fix panic when growing a memfd_secret
tmpfs: fix regressions from wider use of ZERO_PAGE
MAINTAINERS: Broadcom internal lists aren't maintainers
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/kfence.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/include/linux/kfence.h b/include/linux/kfence.h index f49e64222628..726857a4b680 100644 --- a/include/linux/kfence.h +++ b/include/linux/kfence.h @@ -204,6 +204,22 @@ static __always_inline __must_check bool kfence_free(void *addr) */ bool __must_check kfence_handle_page_fault(unsigned long addr, bool is_write, struct pt_regs *regs); +#ifdef CONFIG_PRINTK +struct kmem_obj_info; +/** + * __kfence_obj_info() - fill kmem_obj_info struct + * @kpp: kmem_obj_info to be filled + * @object: the object + * + * Return: + * * false - not a KFENCE object + * * true - a KFENCE object, filled @kpp + * + * Copies information to @kpp for KFENCE objects. + */ +bool __kfence_obj_info(struct kmem_obj_info *kpp, void *object, struct slab *slab); +#endif + #else /* CONFIG_KFENCE */ static inline bool is_kfence_address(const void *addr) { return false; } @@ -221,6 +237,14 @@ static inline bool __must_check kfence_handle_page_fault(unsigned long addr, boo return false; } +#ifdef CONFIG_PRINTK +struct kmem_obj_info; +static inline bool __kfence_obj_info(struct kmem_obj_info *kpp, void *object, struct slab *slab) +{ + return false; +} +#endif + #endif #endif /* _LINUX_KFENCE_H */ |