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-rw-r--r--fs/gfs2/ops_file.c74
-rw-r--r--include/linux/Kbuild1
-rw-r--r--include/linux/fs.h2
-rw-r--r--include/linux/iflags.h102
4 files changed, 49 insertions, 130 deletions
diff --git a/fs/gfs2/ops_file.c b/fs/gfs2/ops_file.c
index fafa48b..3064f13 100644
--- a/fs/gfs2/ops_file.c
+++ b/fs/gfs2/ops_file.c
@@ -21,7 +21,6 @@
#include <linux/gfs2_ondisk.h>
#include <linux/ext2_fs.h>
#include <linux/crc32.h>
-#include <linux/iflags.h>
#include <linux/lm_interface.h>
#include <asm/uaccess.h>
@@ -201,27 +200,48 @@ static int gfs2_readdir(struct file *file, void *dirent, filldir_t filldir)
return error;
}
+/**
+ * fsflags_cvt
+ * @table: A table of 32 u32 flags
+ * @val: a 32 bit value to convert
+ *
+ * This function can be used to convert between fsflags values and
+ * GFS2's own flags values.
+ *
+ * Returns: the converted flags
+ */
+static u32 fsflags_cvt(const u32 *table, u32 val)
+{
+ u32 res = 0;
+ while(val) {
+ if (val & 1)
+ res |= *table;
+ table++;
+ val >>= 1;
+ }
+ return res;
+}
-static const u32 iflags_to_gfs2[32] = {
- [iflag_Sync] = GFS2_DIF_SYNC,
- [iflag_Immutable] = GFS2_DIF_IMMUTABLE,
- [iflag_Append] = GFS2_DIF_APPENDONLY,
- [iflag_NoAtime] = GFS2_DIF_NOATIME,
- [iflag_Index] = GFS2_DIF_EXHASH,
- [iflag_JournalData] = GFS2_DIF_JDATA,
- [iflag_DirectIO] = GFS2_DIF_DIRECTIO,
+static const u32 fsflags_to_gfs2[32] = {
+ [3] = GFS2_DIF_SYNC,
+ [4] = GFS2_DIF_IMMUTABLE,
+ [5] = GFS2_DIF_APPENDONLY,
+ [7] = GFS2_DIF_NOATIME,
+ [12] = GFS2_DIF_EXHASH,
+ [14] = GFS2_DIF_JDATA,
+ [20] = GFS2_DIF_DIRECTIO,
};
-static const u32 gfs2_to_iflags[32] = {
- [gfs2fl_Sync] = IFLAG_SYNC,
- [gfs2fl_Immutable] = IFLAG_IMMUTABLE,
- [gfs2fl_AppendOnly] = IFLAG_APPEND,
- [gfs2fl_NoAtime] = IFLAG_NOATIME,
- [gfs2fl_ExHash] = IFLAG_INDEX,
- [gfs2fl_Jdata] = IFLAG_JOURNAL_DATA,
- [gfs2fl_Directio] = IFLAG_DIRECTIO,
- [gfs2fl_InheritDirectio] = IFLAG_DIRECTIO,
- [gfs2fl_InheritJdata] = IFLAG_JOURNAL_DATA,
+static const u32 gfs2_to_fsflags[32] = {
+ [gfs2fl_Sync] = FS_SYNC_FL,
+ [gfs2fl_Immutable] = FS_IMMUTABLE_FL,
+ [gfs2fl_AppendOnly] = FS_APPEND_FL,
+ [gfs2fl_NoAtime] = FS_NOATIME_FL,
+ [gfs2fl_ExHash] = FS_INDEX_FL,
+ [gfs2fl_Jdata] = FS_JOURNAL_DATA_FL,
+ [gfs2fl_Directio] = FS_DIRECTIO_FL,
+ [gfs2fl_InheritDirectio] = FS_DIRECTIO_FL,
+ [gfs2fl_InheritJdata] = FS_JOURNAL_DATA_FL,
};
static int gfs2_get_flags(struct file *filp, u32 __user *ptr)
@@ -230,15 +250,15 @@ static int gfs2_get_flags(struct file *filp, u32 __user *ptr)
struct gfs2_inode *ip = GFS2_I(inode);
struct gfs2_holder gh;
int error;
- u32 iflags;
+ u32 fsflags;
gfs2_holder_init(ip->i_gl, LM_ST_SHARED, GL_ATIME, &gh);
error = gfs2_glock_nq_m_atime(1, &gh);
if (error)
return error;
- iflags = iflags_cvt(gfs2_to_iflags, ip->i_di.di_flags);
- if (put_user(iflags, ptr))
+ fsflags = fsflags_cvt(gfs2_to_fsflags, ip->i_di.di_flags);
+ if (put_user(fsflags, ptr))
error = -EFAULT;
gfs2_glock_dq_m(1, &gh);
@@ -327,19 +347,19 @@ out:
static int gfs2_set_flags(struct file *filp, u32 __user *ptr)
{
- u32 iflags, gfsflags;
- if (get_user(iflags, ptr))
+ u32 fsflags, gfsflags;
+ if (get_user(fsflags, ptr))
return -EFAULT;
- gfsflags = iflags_cvt(iflags_to_gfs2, iflags);
+ gfsflags = fsflags_cvt(fsflags_to_gfs2, fsflags);
return do_gfs2_set_flags(filp, gfsflags, ~0);
}
static long gfs2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
{
switch(cmd) {
- case IFLAGS_GET_IOC:
+ case FS_IOC_GETFLAGS:
return gfs2_get_flags(filp, (u32 __user *)arg);
- case IFLAGS_SET_IOC:
+ case FS_IOC_SETFLAGS:
return gfs2_set_flags(filp, (u32 __user *)arg);
}
return -ENOTTY;
diff --git a/include/linux/Kbuild b/include/linux/Kbuild
index 839a97e..15667cc 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -223,7 +223,6 @@ unifdef-y += hpet.h
unifdef-y += i2c.h
unifdef-y += i2o-dev.h
unifdef-y += icmpv6.h
-unifdef-y += iflags.h
unifdef-y += if_bridge.h
unifdef-y += if_ec.h
unifdef-y += if_eql.h
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 2e29a2e..bc0e645 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -250,6 +250,8 @@ extern int dir_notify_enable;
#define FS_NOTAIL_FL 0x00008000 /* file tail should not be merged */
#define FS_DIRSYNC_FL 0x00010000 /* dirsync behaviour (directories only) */
#define FS_TOPDIR_FL 0x00020000 /* Top of directory hierarchies*/
+#define FS_EXTENT_FL 0x00080000 /* Extents */
+#define FS_DIRECTIO_FL 0x00100000 /* Use direct i/o */
#define FS_RESERVED_FL 0x80000000 /* reserved for ext2 lib */
#define FS_FL_USER_VISIBLE 0x0003DFFF /* User visible flags */
diff --git a/include/linux/iflags.h b/include/linux/iflags.h
deleted file mode 100644
index 5b27102..0000000
--- a/include/linux/iflags.h
+++ /dev/null
@@ -1,102 +0,0 @@
-#ifndef _LINUX_IFLAGS_H
-#define _LINUX_IFLAGS_H
-
-/*
- * A universal set of inode flags.
- *
- * Originally taken from ext2/3 with additions for other filesystems.
- * Filesystems supporting this interface should interoperate with
- * the lsattr and chattr command line tools.
- *
- * This interface is supported in whole or in part by:
- * ext2
- * ext3
- * xfs
- * jfs
- * gfs2
- *
- */
-
-#define IFLAGS_GET_IOC _IOR('f', 1, long)
-#define IFLAGS_SET_IOC _IOW('f', 2, long)
-
-/*
- * These values are provided for use as indices of an array
- * for use with the iflags_cvt function below
- */
-enum {
- iflag_SecureRm = 0, /* Secure deletion */
- iflag_Unrm = 1, /* Undelete */
- iflag_Compress = 2, /* Compress file */
- iflag_Sync = 3, /* Synchronous updates */
- iflag_Immutable = 4, /* Immutable */
- iflag_Append = 5, /* Append */
- iflag_NoDump = 6, /* Don't dump file */
- iflag_NoAtime = 7, /* No atime updates */
- /* Reserved for compression usage */
- iflag_Dirty = 8,
- iflag_ComprBlk = 9, /* One or more compressed clusters */
- iflag_NoComp = 10, /* Don't compress */
- iflag_Ecompr = 11, /* Compression error */
- /* End of compression flags */
- iflag_Btree = 12, /* btree format dir */
- iflag_Index = 12, /* hash-indexed directory */
- iflag_Imagic = 13, /* AFS directory */
- iflag_JournalData = 14, /* file data should be journaled */
- iflag_NoTail = 15, /* file tail should not be merged */
- iflag_DirSync = 16, /* dirsync behaviour */
- iflag_TopDir = 17, /* Top of directory hierarchies */
- iflag_Extent = 19, /* Extents */
- iflag_DirectIO = 20, /* Always use direct I/O on this file */
- iflag_Reserved = 31 /* reserved for ext2/3 lib */
-};
-
-#define __IFL(x) (1<<(iflag_##x))
-#define IFLAG_SECRM __IFL(SecureRm) /* 0x00000001 */
-#define IFLAG_UNRM __IFL(Unrm) /* 0x00000002 */
-#define IFLAG_COMPR __IFL(Compr) /* 0x00000004 */
-#define IFLAG_SYNC __IFL(Sync) /* 0x00000008 */
-#define IFLAG_IMMUTABLE __IFL(Immutable) /* 0x00000010 */
-#define IFLAG_APPEND __IFL(Append) /* 0x00000020 */
-#define IFLAG_NODUMP __IFL(NoDump) /* 0x00000040 */
-#define IFLAG_NOATIME __IFL(NoAtime) /* 0x00000080 */
-#define IFLAG_DIRTY __IFL(Dirty) /* 0x00000100 */
-#define IFLAG_COMPRBLK __IFL(ComprBlk) /* 0x00000200 */
-#define IFLAG_NOCOMP __IFL(NoComp) /* 0x00000400 */
-#define IFLAG_ECOMPR __IFL(Ecompr) /* 0x00000800 */
-#define IFLAG_BTREE __IFL(Btree) /* 0x00001000 */
-#define IFLAG_INDEX __IFL(Index) /* 0x00001000 */
-#define IFLAG_IMAGIC __IFL(Imagic) /* 0x00002000 */
-#define IFLAG_JOURNAL_DATA __IFL(JournalData) /* 0x00004000 */
-#define IFLAG_NOTAIL __IFL(NoTail) /* 0x00008000 */
-#define IFLAG_DIRSYNC __IFL(DirSync) /* 0x00010000 */
-#define IFLAG_TOPDIR __IFL(TopDir) /* 0x00020000 */
-#define IFLAG_EXTENT __IFL(Extent) /* 0x00080000 */
-#define IFLAG_DIRECTIO __IFL(DirectIO) /* 0x00100000 */
-#define IFLAG_RESERVED __IFL(Reserved) /* 0x80000000 */
-
-#ifdef __KERNEL__
-/**
- * iflags_cvt
- * @table: A table of 32 u32 flags
- * @val: a 32 bit value to convert
- *
- * This function can be used to convert between IFLAGS values and
- * the filesystem's own flags values.
- *
- * Returns: the converted flags
- */
-static inline u32 iflags_cvt(const u32 *table, u32 val)
-{
- u32 res = 0;
- while(val) {
- if (val & 1)
- res |= *table;
- table++;
- val >>= 1;
- }
- return res;
-}
-#endif /* __KERNEL__ */
-
-#endif /* _LINUX_IFLAGS_H */
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