Commit 55fc888d authored by Haiyue Wang's avatar Haiyue Wang Committed by Alexei Starovoitov
Browse files

bpf,arena: Use helper sizeof_field in struct accessors 



Use the well defined helper sizeof_field() to calculate the size of a
struct member, instead of doing custom calculations.

Signed-off-by: default avatarHaiyue Wang <haiyue.wang@intel.com>
Link: https://lore.kernel.org/r/20240327065334.8140-1-haiyue.wang@intel.com


Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
parent 786bf0e7

kernel/bpf/arena.c

+1 −1
Original line number Diff line number Diff line
@@ -37,7 +37,7 @@ 
 */



/* number of bytes addressable by LDX/STX insn with 16-bit 'off' field */

#define GUARD_SZ (1ull << sizeof(((struct bpf_insn *)0)->off) * 8)

#define GUARD_SZ (1ull << sizeof_field(struct bpf_insn, off) * 8)

#define KERN_VM_SZ (SZ_4G + GUARD_SZ)



struct bpf_arena {