diff options
| author | Christophe Leroy <christophe.leroy@csgroup.eu> | 2021-03-10 17:57:07 +0000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-03-26 23:19:43 +1100 |
| commit | 93c043e393af7fa218c928d8c62396ba28f1bb84 (patch) | |
| tree | f6abc072be71a0edc7a4b6360c1783c5379221cc /arch/powerpc/include/asm/ptrace.h | |
| parent | 870779f40e99c795ddfafa0dfc43318e51f15127 (diff) | |
powerpc/ptrace: Convert gpr32_set_common() to user access block
Use user access block in gpr32_set_common() instead of
repetitive __get_user() which imply repetitive KUAP open/close.
To get it clean, force inlining of the small set of tiny functions
called inside the block.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/bdcb8652c3bb4ab5b8b3bfd08147434be8fc04c9.1615398498.git.christophe.leroy@csgroup.eu
Diffstat (limited to 'arch/powerpc/include/asm/ptrace.h')
| -rw-r--r-- | arch/powerpc/include/asm/ptrace.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/ptrace.h b/arch/powerpc/include/asm/ptrace.h index 1499e928ea6a..bedbca062f03 100644 --- a/arch/powerpc/include/asm/ptrace.h +++ b/arch/powerpc/include/asm/ptrace.h @@ -222,7 +222,7 @@ do { \ } while (0) #endif /* __powerpc64__ */ -static inline void set_trap(struct pt_regs *regs, unsigned long val) +static __always_inline void set_trap(struct pt_regs *regs, unsigned long val) { regs->trap = (regs->trap & TRAP_FLAGS_MASK) | (val & ~TRAP_FLAGS_MASK); } |