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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2023-06-27 12:25:42 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2023-06-27 12:25:42 -0700 |
| commit | 4baa098a147d76a9ad1a6867fa14286db52085b6 (patch) | |
| tree | 7e75c0343e407436d279aa9dad56e033f192cc19 /arch/x86/lib/getuser.S | |
| parent | 4aacacee8617424e1dacead8d830e5b768eb3e53 (diff) | |
| parent | 5516c89d58283413134f8d26960c6303d5d5bd89 (diff) | |
| download | linux-4baa098a147d76a9ad1a6867fa14286db52085b6.tar.gz linux-4baa098a147d76a9ad1a6867fa14286db52085b6.tar.bz2 linux-4baa098a147d76a9ad1a6867fa14286db52085b6.zip | |
Merge tag 'x86_misc_for_v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull misc x86 updates from Borislav Petkov:
- Remove the local symbols prefix of the get/put_user() exception
handling symbols so that tools do not get confused by the presence of
code belonging to the wrong symbol/not belonging to any symbol
- Improve csum_partial()'s performance
- Some improvements to the kcpuid tool
* tag 'x86_misc_for_v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/lib: Make get/put_user() exception handling a visible symbol
x86/csum: Fix clang -Wuninitialized in csum_partial()
x86/csum: Improve performance of `csum_partial`
tools/x86/kcpuid: Add .gitignore
tools/x86/kcpuid: Dump the correct CPUID function in error
Diffstat (limited to 'arch/x86/lib/getuser.S')
| -rw-r--r-- | arch/x86/lib/getuser.S | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/arch/x86/lib/getuser.S b/arch/x86/lib/getuser.S index b64a2bd1a1ef..9c63713477bb 100644 --- a/arch/x86/lib/getuser.S +++ b/arch/x86/lib/getuser.S @@ -143,43 +143,43 @@ SYM_FUNC_END(__get_user_nocheck_8) EXPORT_SYMBOL(__get_user_nocheck_8) -SYM_CODE_START_LOCAL(.Lbad_get_user_clac) +SYM_CODE_START_LOCAL(__get_user_handle_exception) ASM_CLAC .Lbad_get_user: xor %edx,%edx mov $(-EFAULT),%_ASM_AX RET -SYM_CODE_END(.Lbad_get_user_clac) +SYM_CODE_END(__get_user_handle_exception) #ifdef CONFIG_X86_32 -SYM_CODE_START_LOCAL(.Lbad_get_user_8_clac) +SYM_CODE_START_LOCAL(__get_user_8_handle_exception) ASM_CLAC bad_get_user_8: xor %edx,%edx xor %ecx,%ecx mov $(-EFAULT),%_ASM_AX RET -SYM_CODE_END(.Lbad_get_user_8_clac) +SYM_CODE_END(__get_user_8_handle_exception) #endif /* get_user */ - _ASM_EXTABLE(1b, .Lbad_get_user_clac) - _ASM_EXTABLE(2b, .Lbad_get_user_clac) - _ASM_EXTABLE(3b, .Lbad_get_user_clac) + _ASM_EXTABLE(1b, __get_user_handle_exception) + _ASM_EXTABLE(2b, __get_user_handle_exception) + _ASM_EXTABLE(3b, __get_user_handle_exception) #ifdef CONFIG_X86_64 - _ASM_EXTABLE(4b, .Lbad_get_user_clac) + _ASM_EXTABLE(4b, __get_user_handle_exception) #else - _ASM_EXTABLE(4b, .Lbad_get_user_8_clac) - _ASM_EXTABLE(5b, .Lbad_get_user_8_clac) + _ASM_EXTABLE(4b, __get_user_8_handle_exception) + _ASM_EXTABLE(5b, __get_user_8_handle_exception) #endif /* __get_user */ - _ASM_EXTABLE(6b, .Lbad_get_user_clac) - _ASM_EXTABLE(7b, .Lbad_get_user_clac) - _ASM_EXTABLE(8b, .Lbad_get_user_clac) + _ASM_EXTABLE(6b, __get_user_handle_exception) + _ASM_EXTABLE(7b, __get_user_handle_exception) + _ASM_EXTABLE(8b, __get_user_handle_exception) #ifdef CONFIG_X86_64 - _ASM_EXTABLE(9b, .Lbad_get_user_clac) + _ASM_EXTABLE(9b, __get_user_handle_exception) #else - _ASM_EXTABLE(9b, .Lbad_get_user_8_clac) - _ASM_EXTABLE(10b, .Lbad_get_user_8_clac) + _ASM_EXTABLE(9b, __get_user_8_handle_exception) + _ASM_EXTABLE(10b, __get_user_8_handle_exception) #endif |