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author | Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com> | 2009-12-14 18:00:26 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-15 08:53:27 -0800 |
commit | e4c570c4cb7a95dbfafa3d016d2739bf3fdfe319 (patch) | |
tree | ce2be0a79fa2e8d8271426f0fc27b25e83c050b4 /include/linux/init_task.h | |
parent | 8420e7efa1cf155765c6d77c91d3e3547c7aa557 (diff) | |
download | op-kernel-dev-e4c570c4cb7a95dbfafa3d016d2739bf3fdfe319.zip op-kernel-dev-e4c570c4cb7a95dbfafa3d016d2739bf3fdfe319.tar.gz |
task_struct: make journal_info conditional
journal_info in task_struct is used in journaling file system only. So
introduce CONFIG_FS_JOURNAL_INFO and make it conditional.
Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Cc: Chris Mason <chris.mason@oracle.com>
Cc: "Theodore Ts'o" <tytso@mit.edu>
Cc: Steven Whitehouse <swhiteho@redhat.com>
Cc: KONISHI Ryusuke <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/init_task.h')
-rw-r--r-- | include/linux/init_task.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/init_task.h b/include/linux/init_task.h index 8d10aa7..8ed0abf 100644 --- a/include/linux/init_task.h +++ b/include/linux/init_task.h @@ -111,6 +111,12 @@ extern struct cred init_cred; # define INIT_PERF_EVENTS(tsk) #endif +#ifdef CONFIG_FS_JOURNAL_INFO +#define INIT_JOURNAL_INFO .journal_info = NULL, +#else +#define INIT_JOURNAL_INFO +#endif + /* * INIT_TASK is used to set up the first task table, touch at * your own risk!. Base=0, limit=0x1fffff (=2MB) @@ -162,7 +168,6 @@ extern struct cred init_cred; .signal = {{0}}}, \ .blocked = {{0}}, \ .alloc_lock = __SPIN_LOCK_UNLOCKED(tsk.alloc_lock), \ - .journal_info = NULL, \ .cpu_timers = INIT_CPU_TIMERS(tsk.cpu_timers), \ .fs_excl = ATOMIC_INIT(0), \ .pi_lock = __SPIN_LOCK_UNLOCKED(tsk.pi_lock), \ @@ -173,6 +178,7 @@ extern struct cred init_cred; [PIDTYPE_SID] = INIT_PID_LINK(PIDTYPE_SID), \ }, \ .dirties = INIT_PROP_LOCAL_SINGLE(dirties), \ + INIT_JOURNAL_INFO \ INIT_IDS \ INIT_PERF_EVENTS(tsk) \ INIT_TRACE_IRQFLAGS \ |