diff options
| author | Eric Paris <eparis@redhat.com> | 2009-08-07 16:54:29 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2009-09-24 03:50:26 -0400 |
| commit | 44e51a1b7852bd421ff5303c64dcc5c8524c21ef (patch) | |
| tree | 79005e642ba6a976ed6f561374bdab05e2fda40e | |
| parent | e08b061ec0fca1f63bb1006bf1edc0556f36d0ae (diff) | |
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 <eparis@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
| -rw-r--r-- | kernel/auditsc.c | 6 |
1 files changed, 3 insertions, 3 deletions
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 { | |||
| 168 | int in_syscall; /* 1 if task is in a syscall */ | 168 | int in_syscall; /* 1 if task is in a syscall */ |
| 169 | enum audit_state state, current_state; | 169 | enum audit_state state, current_state; |
| 170 | unsigned int serial; /* serial number for record */ | 170 | unsigned int serial; /* serial number for record */ |
| 171 | struct timespec ctime; /* time of syscall entry */ | ||
| 172 | int major; /* syscall number */ | 171 | int major; /* syscall number */ |
| 172 | struct timespec ctime; /* time of syscall entry */ | ||
| 173 | unsigned long argv[4]; /* syscall arguments */ | 173 | unsigned long argv[4]; /* syscall arguments */ |
| 174 | int return_valid; /* return code is valid */ | ||
| 175 | long return_code;/* syscall return code */ | 174 | long return_code;/* syscall return code */ |
| 176 | u64 prio; | 175 | u64 prio; |
| 176 | int return_valid; /* return code is valid */ | ||
| 177 | int name_count; | 177 | int name_count; |
| 178 | struct audit_names names[AUDIT_NAMES]; | 178 | struct audit_names names[AUDIT_NAMES]; |
| 179 | char * filterkey; /* key for rule that triggered record */ | 179 | char * filterkey; /* key for rule that triggered record */ |
| @@ -198,8 +198,8 @@ struct audit_context { | |||
| 198 | char target_comm[TASK_COMM_LEN]; | 198 | char target_comm[TASK_COMM_LEN]; |
| 199 | 199 | ||
| 200 | struct audit_tree_refs *trees, *first_trees; | 200 | struct audit_tree_refs *trees, *first_trees; |
| 201 | int tree_count; | ||
| 202 | struct list_head killed_trees; | 201 | struct list_head killed_trees; |
| 202 | int tree_count; | ||
| 203 | 203 | ||
| 204 | int type; | 204 | int type; |
| 205 | union { | 205 | union { |
