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authorDavid Chinner <david@fromorbit.com>2008-08-13 16:42:10 +1000
committerLachlan McIlroy <lachlan@redback.melbourne.sgi.com>2008-08-13 16:42:10 +1000
commitab4a9b04a33c97dd17495f943447f5a15ecf2b51 (patch)
treee8c141fe903f0504225e677d124a66680c63b131
parente1f49cf20cea18e3d1963939fe8612a75e319fbd (diff)
[XFS] remove the sema_t from XFS.
Now that all users of the sema_t are gone from XFS we can finally kill it. SGI-PV: 981498 SGI-Modid: xfs-linux-melb:xfs-kern:31823a Signed-off-by: David Chinner <david@fromorbit.com> Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
-rw-r--r--fs/xfs/linux-2.6/sema.h52
-rw-r--r--fs/xfs/linux-2.6/xfs_linux.h2
2 files changed, 1 insertions, 53 deletions
diff --git a/fs/xfs/linux-2.6/sema.h b/fs/xfs/linux-2.6/sema.h
deleted file mode 100644
index 3abe7e9ceb3..00000000000
--- a/fs/xfs/linux-2.6/sema.h
+++ /dev/null
@@ -1,52 +0,0 @@
-/*
- * Copyright (c) 2000-2002,2005 Silicon Graphics, Inc.
- * All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it would be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-#ifndef __XFS_SUPPORT_SEMA_H__
-#define __XFS_SUPPORT_SEMA_H__
-
-#include <linux/time.h>
-#include <linux/wait.h>
-#include <linux/semaphore.h>
-#include <asm/atomic.h>
-
-/*
- * sema_t structure just maps to struct semaphore in Linux kernel.
- */
-
-typedef struct semaphore sema_t;
-
-#define initnsema(sp, val, name) sema_init(sp, val)
-#define psema(sp, b) down(sp)
-#define vsema(sp) up(sp)
-#define freesema(sema) do { } while (0)
-
-static inline int issemalocked(sema_t *sp)
-{
- return down_trylock(sp) || (up(sp), 0);
-}
-
-/*
- * Map cpsema (try to get the sema) to down_trylock. We need to switch
- * the return values since cpsema returns 1 (acquired) 0 (failed) and
- * down_trylock returns the reverse 0 (acquired) 1 (failed).
- */
-static inline int cpsema(sema_t *sp)
-{
- return down_trylock(sp) ? 0 : 1;
-}
-
-#endif /* __XFS_SUPPORT_SEMA_H__ */
diff --git a/fs/xfs/linux-2.6/xfs_linux.h b/fs/xfs/linux-2.6/xfs_linux.h
index 1b8dfdcac0a..3b7c4ff48ba 100644
--- a/fs/xfs/linux-2.6/xfs_linux.h
+++ b/fs/xfs/linux-2.6/xfs_linux.h
@@ -45,13 +45,13 @@
#include <mrlock.h>
#include <sv.h>
#include <mutex.h>
-#include <sema.h>
#include <time.h>
#include <support/ktrace.h>
#include <support/debug.h>
#include <support/uuid.h>
+#include <linux/semaphore.h>
#include <linux/mm.h>
#include <linux/kernel.h>
#include <linux/blkdev.h>