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arm64: extable: move _cond_extable to _cond_uaccess_extable

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Currently, We use _cond_extable for cache maintenance uaccess helper
caches_clean_inval_user_pou(), so this should be moved over to
EX_TYPE_UACCESS_ERR_ZERO and rename _cond_extable to _cond_uaccess_extable
for clarity.

Suggested-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Tong Tiangen <tongtiangen@huawei.com>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Link: https://lore.kernel.org/r/20220621072638.1273594-6-tongtiangen@huawei.com
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Tong Tiangen
2022-06-21 07:26:33 +00:00
committed by Will Deacon
parent c4ed0d73ed
commit e4208e80a3
2 changed files with 5 additions and 5 deletions
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6
arch/arm64/include/asm/asm-extable.h
View File

@@ -75,9 +75,9 @@
* Create an exception table entry for `insn` if `fixup` is provided. Otherwise
* do nothing.
*/
.macro _cond_extable, insn, fixup
.ifnc \fixup,
_asm_extable \insn, \fixup
.macro _cond_uaccess_extable, insn, fixup
.ifnc \fixup,
_asm_extable_uaccess \insn, \fixup
.endif
.endm

4
arch/arm64/include/asm/assembler.h
View File

@@ -423,7 +423,7 @@ alternative_endif
b.lo .Ldcache_op\@
dsb \domain
_cond_extable .Ldcache_op\@, \fixup
_cond_uaccess_extable .Ldcache_op\@, \fixup
.endm
/*
@@ -462,7 +462,7 @@ alternative_endif
dsb ish
isb
_cond_extable .Licache_op\@, \fixup
_cond_uaccess_extable .Licache_op\@, \fixup
.endm
/*