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Searched refs:poison (Results 1 – 24 of 24) sorted by relevance

/Linux-v5.10/tools/testing/selftests/powerpc/tm/
Dtm-poison.c31 uint64_t poison = 0xdeadbeefc0dec0fe; in tm_poison_test() local
57 : : [poison] "r" (poison) : ); in tm_poison_test()
DMakefile8 tm-signal-context-force-tm tm-poison tm-signal-pagefault
28 $(OUTPUT)/tm-poison: CFLAGS += -m64
D.gitignore22 tm-poison
/Linux-v5.10/mm/
DKconfig.debug29 fill the pages with poison patterns after free_pages() and verify
69 Fill the pages with poison patterns after free_pages() and verify
75 Note that "poison" here is not the same thing as the "HWPoison"
82 bool "Only poison, don't sanity check"
85 poison on free. This reduces some of the overhead of the
95 Instead of using the existing poison value, fill the pages with
Dpage_alloc.c7582 unsigned long free_reserved_area(void *start, void *end, int poison, const char *s) in free_reserved_area() argument
7601 if ((unsigned int)poison <= 0xFF) in free_reserved_area()
7602 memset(direct_map_addr, poison, PAGE_SIZE); in free_reserved_area()
Dslub.c5239 SLAB_ATTR_RO(poison);
/Linux-v5.10/tools/vm/
Dslabinfo.c35 int order, poison, reclaim_account, red_zone; member
93 int poison; variable
555 page_size << s->order, s->partial, onoff(s->poison), in report()
611 if (s->poison) in slabcache()
660 poison = 1; in debug_opt_scan()
674 if (poison) in debug_opt_scan()
676 poison = 1; in debug_opt_scan()
743 if (poison && !s->poison) { in slab_debug()
749 if (!poison && s->poison) { in slab_debug()
1230 slab->poison = get_obj("poison"); in read_slab_dir()
/Linux-v5.10/tools/lib/bpf/
Dstr_error.c8 #pragma GCC poison u8 u16 u32 u64 s8 s16 s32 s64
Dhashmap.c16 #pragma GCC poison u8 u16 u32 u64 s8 s16 s32 s64
19 #pragma GCC poison reallocarray
Dlibbpf_errno.c17 #pragma GCC poison u8 u16 u32 u64 s8 s16 s32 s64
Dlibbpf_internal.h16 #pragma GCC poison u8 u16 u32 u64 s8 s16 s32 s64
19 #pragma GCC poison reallocarray
Dlibbpf.c5235 bool poison; member
5270 res->poison = false; in bpf_core_calc_relo()
5333 res->poison = true; in bpf_core_calc_relo()
5430 if (res->poison) { in bpf_core_patch_insn()
5431 poison: in bpf_core_patch_insn()
5478 goto poison; in bpf_core_patch_insn()
5710 targ_res.poison = false; in bpf_core_apply_relo()
5772 } else if (cand_res.poison != targ_res.poison || cand_res.new_val != targ_res.new_val) { in bpf_core_apply_relo()
5779 cand_res.poison ? "failure" : "success", cand_res.new_val, in bpf_core_apply_relo()
5780 targ_res.poison ? "failure" : "success", targ_res.new_val); in bpf_core_apply_relo()
/Linux-v5.10/tools/perf/util/
Dhashmap.c16 #pragma GCC poison u8 u16 u32 u64 s8 s16 s32 s64
19 #pragma GCC poison reallocarray
/Linux-v5.10/Documentation/vm/
Dhwpoison.rst44 a new page poison bit and various checks in the VM to handle poisoned
151 page-types -p `pidof usemem` --hwpoison # poison its pages
154 When specified, only poison pages if ((page_flags & mask) ==
Dslub.rst73 example, here's how you can poison the dentry cache as well as all kmalloc
114 P poison
255 typically contain poison values. Any non-poison value shows a
/Linux-v5.10/drivers/gpu/drm/i915/gt/
Dselftest_lrc.c5384 u32 poison; member
5399 arg->ce[0]->lrc_reg_state[CTX_TIMESTAMP] = arg->poison; in __lrc_timestamp()
5423 if (!timestamp_advanced(arg->poison, slot[1])) { in __lrc_timestamp()
5426 arg->poison, slot[1]); in __lrc_timestamp()
5449 const u32 poison[] = { in live_lrc_timestamp() local
5488 for (i = 0; i < ARRAY_SIZE(poison); i++) { in live_lrc_timestamp()
5489 data.poison = poison[i]; in live_lrc_timestamp()
5710 static struct i915_vma *load_context(struct intel_context *ce, u32 poison) in load_context() argument
5754 *cs++ = poison; in load_context()
5770 static int poison_registers(struct intel_context *ce, u32 poison, u32 *sema) in poison_registers() argument
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/Linux-v5.10/tools/bpf/bpftool/
Dmain.h22 #pragma GCC poison u8 u16 u32 u64 s8 s16 s32 s64
/Linux-v5.10/Documentation/ABI/testing/
Dsysfs-bus-nfit183 the address (cache line) where the MCE happened to the poison
190 insert the address of the memory error into the poison and
Dsysfs-kernel-slab377 What: /sys/kernel/slab/cache/poison
383 The poison file specifies whether objects should be poisoned
/Linux-v5.10/Documentation/admin-guide/hw-vuln/
Dspectre.rst118 One other variant 2 attack vector is for the attacker to poison the
121 imbalanced subroutine call instructions might "poison" entries in the
191 A spectre variant 2 attacker can :ref:`poison <poison_btb>` the branch
272 For Spectre variant 2 attacks, rogue guests can :ref:`poison
/Linux-v5.10/include/linux/
Dmm.h2342 int poison, const char *s);
2383 static inline unsigned long free_initmem_default(int poison) in free_initmem_default() argument
2388 poison, "unused kernel"); in free_initmem_default()
/Linux-v5.10/security/
DKconfig.hardening141 the stack initialized to the poison value, which both reduces
/Linux-v5.10/Documentation/security/
Dself-protection.rst305 When releasing memory, it is best to poison the contents, to avoid reuse
/Linux-v5.10/Documentation/admin-guide/
Dkernel-parameters.txt4846 may poison objects when not in use. Also tracks the