Re: [PATCH 3/9] powerpc/bpf: Remove unused SEEN_STACK
From: Christophe Leroy <hidden>
Date: 2021-10-03 07:55:58
Also in:
bpf
Le 01/10/2021 à 23:14, Naveen N. Rao a écrit :
From: Ravi Bangoria <redacted> SEEN_STACK is unused on PowerPC. Remove it. Also, have SEEN_TAILCALL use 0x40000000.
Why change SEEN_TAILCALL ? Would it be a problem to leave it as is ?
quoted hunk ↗ jump to hunk
Signed-off-by: Ravi Bangoria <redacted> Reviewed-by: Christophe Leroy <redacted> --- arch/powerpc/net/bpf_jit.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)diff --git a/arch/powerpc/net/bpf_jit.h b/arch/powerpc/net/bpf_jit.h index 7e9b978b768ed9..89bd744c2bffd4 100644 --- a/arch/powerpc/net/bpf_jit.h +++ b/arch/powerpc/net/bpf_jit.h@@ -125,8 +125,7 @@ #define COND_LE (CR0_GT | COND_CMP_FALSE) #define SEEN_FUNC 0x20000000 /* might call external helpers */ -#define SEEN_STACK 0x40000000 /* uses BPF stack */ -#define SEEN_TAILCALL 0x80000000 /* uses tail calls */ +#define SEEN_TAILCALL 0x40000000 /* uses tail calls */ #define SEEN_VREG_MASK 0x1ff80000 /* Volatile registers r3-r12 */ #define SEEN_NVREG_MASK 0x0003ffff /* Non volatile registers r14-r31 */