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authorDmitry Torokhov <dtor@insightbb.com>2006-09-19 09:56:44 +0400
committerDmitry Torokhov <dtor@insightbb.com>2006-09-19 09:56:44 +0400
commit0612ec48762bf8712db1925b2e67246d2237ebab (patch)
tree01b0d69c9c9915015c0f23ad4263646dd5413e99 /include/linux/fs.h
parent4263cf0fac28122c8381b6f4f9441a43cd93c81f (diff)
parent47a5c6fa0e204a2b63309c648bb2fde36836c826 (diff)
downloadlinux-0612ec48762bf8712db1925b2e67246d2237ebab.tar.xz
Merge rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'include/linux/fs.h')
-rw-r--r--include/linux/fs.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 134b32068246..555bc195c420 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -27,6 +27,10 @@
#define BLOCK_SIZE_BITS 10
#define BLOCK_SIZE (1<<BLOCK_SIZE_BITS)
+#define SEEK_SET 0 /* seek relative to beginning of file */
+#define SEEK_CUR 1 /* seek relative to current file position */
+#define SEEK_END 2 /* seek relative to end of file */
+
/* And dynamically-tunable limits and defaults: */
struct files_stat_struct {
int nr_files; /* read only */
@@ -566,13 +570,14 @@ struct inode {
* 3: quota file
*
* The locking order between these classes is
- * parent -> child -> normal -> quota
+ * parent -> child -> normal -> xattr -> quota
*/
enum inode_i_mutex_lock_class
{
I_MUTEX_NORMAL,
I_MUTEX_PARENT,
I_MUTEX_CHILD,
+ I_MUTEX_XATTR,
I_MUTEX_QUOTA
};
@@ -716,6 +721,7 @@ extern spinlock_t files_lock;
#define FL_POSIX 1
#define FL_FLOCK 2
#define FL_ACCESS 8 /* not trying to lock, just looking */
+#define FL_EXISTS 16 /* when unlocking, test for existence */
#define FL_LEASE 32 /* lease held on this file */
#define FL_CLOSE 64 /* unlock on close */
#define FL_SLEEP 128 /* A blocking lock */