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authorSteven Whitehouse <swhiteho@redhat.com>2008-07-10 16:09:29 +0100
committerSteven Whitehouse <swhiteho@redhat.com>2008-07-10 16:09:29 +0100
commitc9f6a6bbc284ba87337876086f7e2e6e0b0d50dd (patch)
tree68930f47e91f82ca41b3a9f35fd118d2ff11d891 /fs/gfs2/ops_file.c
parent9cabcdbd4638cf884839ee4cd15780800c223b90 (diff)
[GFS2] Remove support for unused and pointless flag
The ability to mark files for direct i/o access when opened normally is both unused and pointless, so this patch removes support for that feature. Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/gfs2/ops_file.c')
-rw-r--r--fs/gfs2/ops_file.c19
1 files changed, 2 insertions, 17 deletions
diff --git a/fs/gfs2/ops_file.c b/fs/gfs2/ops_file.c
index 1737af98a420..21b397d0a296 100644
--- a/fs/gfs2/ops_file.c
+++ b/fs/gfs2/ops_file.c
@@ -134,7 +134,6 @@ static const u32 fsflags_to_gfs2[32] = {
[7] = GFS2_DIF_NOATIME,
[12] = GFS2_DIF_EXHASH,
[14] = GFS2_DIF_INHERIT_JDATA,
- [20] = GFS2_DIF_INHERIT_DIRECTIO,
};
static const u32 gfs2_to_fsflags[32] = {
@@ -143,7 +142,6 @@ static const u32 gfs2_to_fsflags[32] = {
[gfs2fl_AppendOnly] = FS_APPEND_FL,
[gfs2fl_NoAtime] = FS_NOATIME_FL,
[gfs2fl_ExHash] = FS_INDEX_FL,
- [gfs2fl_InheritDirectio] = FS_DIRECTIO_FL,
[gfs2fl_InheritJdata] = FS_JOURNAL_DATA_FL,
};
@@ -161,12 +159,8 @@ static int gfs2_get_flags(struct file *filp, u32 __user *ptr)
return error;
fsflags = fsflags_cvt(gfs2_to_fsflags, ip->i_di.di_flags);
- if (!S_ISDIR(inode->i_mode)) {
- if (ip->i_di.di_flags & GFS2_DIF_JDATA)
- fsflags |= FS_JOURNAL_DATA_FL;
- if (ip->i_di.di_flags & GFS2_DIF_DIRECTIO)
- fsflags |= FS_DIRECTIO_FL;
- }
+ if (!S_ISDIR(inode->i_mode) && ip->i_di.di_flags & GFS2_DIF_JDATA)
+ fsflags |= FS_JOURNAL_DATA_FL;
if (put_user(fsflags, ptr))
error = -EFAULT;
@@ -195,13 +189,11 @@ void gfs2_set_inode_flags(struct inode *inode)
/* Flags that can be set by user space */
#define GFS2_FLAGS_USER_SET (GFS2_DIF_JDATA| \
- GFS2_DIF_DIRECTIO| \
GFS2_DIF_IMMUTABLE| \
GFS2_DIF_APPENDONLY| \
GFS2_DIF_NOATIME| \
GFS2_DIF_SYNC| \
GFS2_DIF_SYSTEM| \
- GFS2_DIF_INHERIT_DIRECTIO| \
GFS2_DIF_INHERIT_JDATA)
/**
@@ -292,8 +284,6 @@ static int gfs2_set_flags(struct file *filp, u32 __user *ptr)
if (!S_ISDIR(inode->i_mode)) {
if (gfsflags & GFS2_DIF_INHERIT_JDATA)
gfsflags ^= (GFS2_DIF_JDATA | GFS2_DIF_INHERIT_JDATA);
- if (gfsflags & GFS2_DIF_INHERIT_DIRECTIO)
- gfsflags ^= (GFS2_DIF_DIRECTIO | GFS2_DIF_INHERIT_DIRECTIO);
return do_gfs2_set_flags(filp, gfsflags, ~0);
}
return do_gfs2_set_flags(filp, gfsflags, ~GFS2_DIF_JDATA);
@@ -494,11 +484,6 @@ static int gfs2_open(struct inode *inode, struct file *file)
goto fail_gunlock;
}
- /* Listen to the Direct I/O flag */
-
- if (ip->i_di.di_flags & GFS2_DIF_DIRECTIO)
- file->f_flags |= O_DIRECT;
-
gfs2_glock_dq_uninit(&i_gh);
}