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| author |   Christophe Leroy <christophe.leroy@csgroup.eu> | 2021-03-22 16:37:48 +0000 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2021-04-03 21:22:20 +1100 |
| commit | f1b1583d5faa86cb3dcb7b740594868debad7c30 (patch) | |
| tree | acbc4b1d0e8292dade9f41e3b3f9419b49d1d961 /arch/powerpc/net/bpf_jit_comp64.c | |
| parent | powerpc/bpf: Change register numbering for bpf_set/is_seen_register() (diff) | |
| download | linux-dev-f1b1583d5faa86cb3dcb7b740594868debad7c30.tar.xz linux-dev-f1b1583d5faa86cb3dcb7b740594868debad7c30.zip | |
powerpc/bpf: Move common helpers into bpf_jit.h
Move functions bpf_flush_icache(), bpf_is_seen_register() and
bpf_set_seen_register() in order to reuse them in future
bpf_jit_comp32.c
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/28e8d5a75e64807d7e9d39a4b52658755e259f8c.1616430991.git.christophe.leroy@csgroup.eu
Diffstat (limited to 'arch/powerpc/net/bpf_jit_comp64.c')
| -rw-r--r-- | arch/powerpc/net/bpf_jit_comp64.c | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/arch/powerpc/net/bpf_jit_comp64.c b/arch/powerpc/net/bpf_jit_comp64.c index 51b3f440288c..111451bc5cc0 100644 --- a/arch/powerpc/net/bpf_jit_comp64.c +++ b/arch/powerpc/net/bpf_jit_comp64.c @@ -23,22 +23,6 @@ static void bpf_jit_fill_ill_insns(void *area, unsigned int size) memset32(area, BREAKPOINT_INSTRUCTION, size/4); } -static inline void bpf_flush_icache(void *start, void *end) -{ - smp_wmb(); - flush_icache_range((unsigned long)start, (unsigned long)end); -} - -static inline bool bpf_is_seen_register(struct codegen_context *ctx, int i) -{ - return ctx->seen & (1 << (31 - i)); -} - -static inline void bpf_set_seen_register(struct codegen_context *ctx, int i) -{ - ctx->seen |= 1 << (31 - i); -} - static inline bool bpf_has_stack_frame(struct codegen_context *ctx) { /* |