Messages in this thread Patch in this message | | | Date | Wed, 16 Mar 2005 14:28:59 -0500 | From | Jody McIntyre <> | Subject | Re: [PATCH, RFC 3/4] Use sem_getcount in XFS |
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Convert XFS to use sem_getcount instead of nasty hack. Fixes warning with XFS debugging on parisc (untested since I can't find an obvious way to enable XFS debugging) as well as the valusema macro, used in two places in XFS.
Tested on i386, ia64, parisc.
Signed-off-by: Jody McIntyre <scjody@modernduck.com>
Index: 1394-dev/fs/xfs/linux-2.6/xfs_buf.c =================================================================== --- 1394-dev.orig/fs/xfs/linux-2.6/xfs_buf.c 2005-03-15 17:45:47.000000000 -0500 +++ 1394-dev/fs/xfs/linux-2.6/xfs_buf.c 2005-03-15 17:52:39.000000000 -0500 @@ -976,7 +976,7 @@ int pagebuf_lock_value( xfs_buf_t *pb) { - return(atomic_read(&pb->pb_sema.count)); + return(sem_getcount(&pb->pb_sema)); } #endif Index: 1394-dev/fs/xfs/linux-2.6/sema.h =================================================================== --- 1394-dev.orig/fs/xfs/linux-2.6/sema.h 2005-03-15 17:59:50.000000000 -0500 +++ 1394-dev/fs/xfs/linux-2.6/sema.h 2005-03-15 18:16:00.000000000 -0500 @@ -48,7 +48,7 @@ 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 valusema(sp) (atomic_read(&(sp)->count)) +#define valusema(sp) (sem_getcount(sp)) #define freesema(sema) /* - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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