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| author | Sang-Heon Jeon <ekffu200098@gmail.com> | 2026-08-24 01:18:14 +0900 |
|---|---|---|
| committer | Julia Lawall <Julia.Lawall@inria.fr> | 2026-08-23 22:12:11 +0200 |
| commit | 2bd30b8dc75b823dd7bbef9d7bc68e1fd7ecee5c (patch) | |
| tree | dcc4da1d99f17541c5590ac63c77da4bf372a4ab /arch/x86/lib/bhi.S | |
| download | linux-stable-2bd30b8dc75b823dd7bbef9d7bc68e1fd7ecee5c.tar.gz linux-stable-2bd30b8dc75b823dd7bbef9d7bc68e1fd7ecee5c.zip | |
coccinelle: alloc_cast: drop removed allocatorsgrafted
- pci_alloc_consistent() and pci_zalloc_consistent() were removed by
commit 7968778914e5
("PCI: Remove the deprecated "pci-dma-compat.h" API")
- kmem_alloc() was removed by commit f078d4ea8276
("xfs: convert kmem_alloc() to kmalloc()")
- kmem_zalloc() was removed by commit 10634530f7ba
("xfs: convert kmem_zalloc() to kzalloc()")
- kmem_zone_alloc() and kmem_zone_zalloc() were removed by commit
bae633a4a283 ("xfs: remove xfs_zone_{alloc,zalloc} helpers")
So drop them from the rules.
No functional change.
Signed-off-by: Sang-Heon Jeon <ekffu200098@gmail.com>
Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
Diffstat (limited to 'arch/x86/lib/bhi.S')
| -rw-r--r-- | arch/x86/lib/bhi.S | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/arch/x86/lib/bhi.S b/arch/x86/lib/bhi.S new file mode 100644 index 000000000..aad1e5839 --- /dev/null +++ b/arch/x86/lib/bhi.S @@ -0,0 +1,147 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#include <linux/linkage.h> +#include <asm/unwind_hints.h> +#include <asm/nospec-branch.h> + +/* + * Notably, the FineIBT preamble calling these will have ZF set and eax zero. + * + * The very last element is in fact larger than 32 bytes, but since its the + * last element, this does not matter, + * + * There are 2 #UD sites, located between 0,1-2,3 and 4,5-6,7 such that they + * can be reached using Jcc.d8, these elements (1 and 5) have sufficiently + * big alignment holes for this to not stagger the array. + */ + +.pushsection .noinstr.text, "ax" + + .align 32 +SYM_CODE_START(__bhi_args) + +#ifdef CONFIG_FINEIBT_BHI + + .align 32 +SYM_INNER_LABEL(__bhi_args_0, SYM_L_LOCAL) + ANNOTATE_NOENDBR + UNWIND_HINT_FUNC + jne .Lud_1 + ANNOTATE_UNRET_SAFE + ret + int3 + + .align 32 +SYM_INNER_LABEL(__bhi_args_1, SYM_L_LOCAL) + ANNOTATE_NOENDBR + UNWIND_HINT_FUNC + jne .Lud_1 + cmovne %rax, %rdi + ANNOTATE_UNRET_SAFE + ret + int3 + + .align 8 + ANNOTATE_REACHABLE +.Lud_1: ud2 + ANNOTATE_UNRET_SAFE + ret + int3 + + .align 32 +SYM_INNER_LABEL(__bhi_args_2, SYM_L_LOCAL) + ANNOTATE_NOENDBR + UNWIND_HINT_FUNC + jne .Lud_1 + cmovne %rax, %rdi + cmovne %rax, %rsi + ANNOTATE_UNRET_SAFE + ret + int3 + + .align 32 +SYM_INNER_LABEL(__bhi_args_3, SYM_L_LOCAL) + ANNOTATE_NOENDBR + UNWIND_HINT_FUNC + jne .Lud_1 + cmovne %rax, %rdi + cmovne %rax, %rsi + cmovne %rax, %rdx + ANNOTATE_UNRET_SAFE + ret + int3 + + .align 32 +SYM_INNER_LABEL(__bhi_args_4, SYM_L_LOCAL) + ANNOTATE_NOENDBR + UNWIND_HINT_FUNC + jne .Lud_2 + cmovne %rax, %rdi + cmovne %rax, %rsi + cmovne %rax, %rdx + cmovne %rax, %rcx + ANNOTATE_UNRET_SAFE + ret + int3 + + .align 32 +SYM_INNER_LABEL(__bhi_args_5, SYM_L_LOCAL) + ANNOTATE_NOENDBR + UNWIND_HINT_FUNC + jne .Lud_2 + cmovne %rax, %rdi + cmovne %rax, %rsi + cmovne %rax, %rdx + cmovne %rax, %rcx + cmovne %rax, %r8 + ANNOTATE_UNRET_SAFE + ret + int3 + + .align 8 + ANNOTATE_REACHABLE +.Lud_2: ud2 + ANNOTATE_UNRET_SAFE + ret + int3 + + .align 32 +SYM_INNER_LABEL(__bhi_args_6, SYM_L_LOCAL) + ANNOTATE_NOENDBR + UNWIND_HINT_FUNC + jne .Lud_2 + cmovne %rax, %rdi + cmovne %rax, %rsi + cmovne %rax, %rdx + cmovne %rax, %rcx + cmovne %rax, %r8 + cmovne %rax, %r9 + ANNOTATE_UNRET_SAFE + ret + int3 + + .align 32 +SYM_INNER_LABEL(__bhi_args_7, SYM_L_LOCAL) + ANNOTATE_NOENDBR + UNWIND_HINT_FUNC + jne .Lud_2 + cmovne %rax, %rdi + cmovne %rax, %rsi + cmovne %rax, %rdx + cmovne %rax, %rcx + cmovne %rax, %r8 + cmovne %rax, %r9 + cmovne %rax, %rsp + ANNOTATE_UNRET_SAFE + ret + int3 + +#endif /* CONFIG_FINEIBT_BHI */ + + .align 32 +SYM_INNER_LABEL(__bhi_args_end, SYM_L_GLOBAL) + ANNOTATE_NOENDBR + nop /* Work around toolchain+objtool quirk */ +SYM_CODE_END(__bhi_args) + +.popsection |
