diff options
| author |   Nadia Derbey <Nadia.Derbey@bull.net> | 2007-10-18 23:40:48 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-19 11:53:44 -0700 |
| commit | 7ca7e564e049d8b350ec9d958ff25eaa24226352 (patch) | |
| tree | e3c1397dc898dbd7c685c6a052425e7346eb79d1 /include/linux/shm.h | |
| parent | Add irq protection in the percpu-counters cpu-hotplug-callback path (diff) | |
| download | linux-dev-7ca7e564e049d8b350ec9d958ff25eaa24226352.tar.xz linux-dev-7ca7e564e049d8b350ec9d958ff25eaa24226352.zip | |
ipc: store ipcs into IDRs
This patch introduces ipcs storage into IDRs. The main changes are:
. This ipc_ids structure is changed: the entries array is changed into a
root idr structure.
. The grow_ary() routine is removed: it is not needed anymore when adding
an ipc structure, since we are now using the IDR facility.
. The ipc_rmid() routine interface is changed:
. there is no need for this routine to return the pointer passed in as
argument: it is now declared as a void
. since the id is now part of the kern_ipc_perm structure, no need to
have it as an argument to the routine
Signed-off-by: Nadia Derbey <Nadia.Derbey@bull.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/shm.h')
| -rw-r--r-- | include/linux/shm.h | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/include/linux/shm.h b/include/linux/shm.h index bea65d9c93ef..eeaed921a1dc 100644 --- a/include/linux/shm.h +++ b/include/linux/shm.h @@ -79,7 +79,6 @@ struct shmid_kernel /* private to the kernel */ { struct kern_ipc_perm shm_perm; struct file * shm_file; - int id; unsigned long shm_nattch; unsigned long shm_segsz; time_t shm_atim; |