From: Eric Paris Date: Fri, 7 Aug 2009 20:54:29 +0000 (-0400) Subject: Audit: rearrange audit_context to save 16 bytes per struct X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=44e51a1b7852bd421ff5303c64dcc5c8524c21ef;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git Audit: rearrange audit_context to save 16 bytes per struct pahole pointed out that on x86_64 struct audit_context can be rearrainged to save 16 bytes per struct. Since we have an audit_context per task this can acually be a pretty significant gain. Signed-off-by: Eric Paris Signed-off-by: Al Viro --- diff --git a/kernel/auditsc.c b/kernel/auditsc.c index 68d3c6a0ecd6..267e484f0198 100644 --- a/kernel/auditsc.c +++ b/kernel/auditsc.c @@ -168,12 +168,12 @@ struct audit_context { int in_syscall; /* 1 if task is in a syscall */ enum audit_state state, current_state; unsigned int serial; /* serial number for record */ - struct timespec ctime; /* time of syscall entry */ int major; /* syscall number */ + struct timespec ctime; /* time of syscall entry */ unsigned long argv[4]; /* syscall arguments */ - int return_valid; /* return code is valid */ long return_code;/* syscall return code */ u64 prio; + int return_valid; /* return code is valid */ int name_count; struct audit_names names[AUDIT_NAMES]; char * filterkey; /* key for rule that triggered record */ @@ -198,8 +198,8 @@ struct audit_context { char target_comm[TASK_COMM_LEN]; struct audit_tree_refs *trees, *first_trees; - int tree_count; struct list_head killed_trees; + int tree_count; int type; union {