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| author | Mark Rutland <mark.rutland@arm.com> | 2020-12-02 13:15:54 +0000 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2020-12-02 19:49:11 +0000 |
| commit | 7b90dc40e36e0beb0fdecfef80f33a2e88aced14 (patch) | |
| tree | 3ff70ac9a77e6d2b480b7e7e1a7ddcd97847529a /arch/arm64/lib/mte.S | |
| parent | fc703d80130b1c9d6783f4cbb9516fd5fe4a750d (diff) | |
| download | linux-7b90dc40e36e0beb0fdecfef80f33a2e88aced14.tar.bz2 | |
arm64: uaccess cleanup macro naming
Now the uaccess primitives use LDTR/STTR unconditionally, the
uao_{ldp,stp,user_alternative} asm macros are misnamed, and have a
redundant argument. Let's remove the redundant argument and rename these
to user_{ldp,stp,ldst} respectively to clean this up.
Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Reviewed-by: Robin Murohy <robin.murphy@arm.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: James Morse <james.morse@arm.com>
Cc: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20201202131558.39270-9-mark.rutland@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/lib/mte.S')
| -rw-r--r-- | arch/arm64/lib/mte.S | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm64/lib/mte.S b/arch/arm64/lib/mte.S index cceed41bba15..351537c12f36 100644 --- a/arch/arm64/lib/mte.S +++ b/arch/arm64/lib/mte.S @@ -67,7 +67,7 @@ SYM_FUNC_START(mte_copy_tags_from_user) mov x3, x1 cbz x2, 2f 1: - uao_user_alternative 2f, ldrb, ldtrb, w4, x1, 0 + user_ldst 2f, ldtrb, w4, x1, 0 lsl x4, x4, #MTE_TAG_SHIFT stg x4, [x0], #MTE_GRANULE_SIZE add x1, x1, #1 @@ -94,7 +94,7 @@ SYM_FUNC_START(mte_copy_tags_to_user) 1: ldg x4, [x1] ubfx x4, x4, #MTE_TAG_SHIFT, #MTE_TAG_SIZE - uao_user_alternative 2f, strb, sttrb, w4, x0, 0 + user_ldst 2f, sttrb, w4, x0, 0 add x0, x0, #1 add x1, x1, #MTE_GRANULE_SIZE subs x2, x2, #1 |