Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5e0f001736651f6f859aeca95f895c829d223cdb
Commit:     5e0f001736651f6f859aeca95f895c829d223cdb
Parent:     4daa1b87992ff210c19a6347cabde22335667004
Author:     Marcin Slusarz <[EMAIL PROTECTED]>
AuthorDate: Fri Feb 8 04:20:41 2008 -0800
Committer:  Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Fri Feb 8 09:22:35 2008 -0800

    udf: convert byte order of constant instead of variable
    
    convert byte order of constant instead of variable,
    which can be done at compile time (vs run time)
    
    Signed-off-by: Marcin Slusarz <[EMAIL PROTECTED]>
    Acked-by: Jan Kara <[EMAIL PROTECTED]>
    Cc: Christoph Hellwig <[EMAIL PROTECTED]>
    Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
    Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
 fs/udf/directory.c |    4 ++--
 fs/udf/inode.c     |   16 ++++++++--------
 fs/udf/misc.c      |   12 ++++++------
 fs/udf/super.c     |   16 ++++++++--------
 4 files changed, 24 insertions(+), 24 deletions(-)

diff --git a/fs/udf/directory.c b/fs/udf/directory.c
index ba79794..88d8895 100644
--- a/fs/udf/directory.c
+++ b/fs/udf/directory.c
@@ -225,7 +225,7 @@ struct fileIdentDesc *udf_get_fileident(void *buffer, int 
bufsize, int *offset)
        if ((*offset > 0) && (*offset < bufsize))
                ptr += *offset;
        fi = (struct fileIdentDesc *)ptr;
-       if (le16_to_cpu(fi->descTag.tagIdent) != TAG_IDENT_FID) {
+       if (fi->descTag.tagIdent != cpu_to_le16(TAG_IDENT_FID)) {
                udf_debug("0x%x != TAG_IDENT_FID\n",
                          le16_to_cpu(fi->descTag.tagIdent));
                udf_debug("offset: %u sizeof: %lu bufsize: %u\n",
@@ -262,7 +262,7 @@ static extent_ad *udf_get_fileextent(void *buffer, int 
bufsize, int *offset)
 
        fe = (struct fileEntry *)buffer;
 
-       if (le16_to_cpu(fe->descTag.tagIdent) != TAG_IDENT_FE) {
+       if (fe->descTag.tagIdent != cpu_to_le16(TAG_IDENT_FE)) {
                udf_debug("0x%x != TAG_IDENT_FE\n",
                          le16_to_cpu(fe->descTag.tagIdent));
                return NULL;
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index 42783da..487bdb7 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -1103,7 +1103,7 @@ static void __udf_read_inode(struct inode *inode)
 
        fe = (struct fileEntry *)bh->b_data;
 
-       if (le16_to_cpu(fe->icbTag.strategyType) == 4096) {
+       if (fe->icbTag.strategyType == cpu_to_le16(4096)) {
                struct buffer_head *ibh = NULL, *nbh = NULL;
                struct indirectEntry *ie;
 
@@ -1140,7 +1140,7 @@ static void __udf_read_inode(struct inode *inode)
                } else {
                        brelse(ibh);
                }
-       } else if (le16_to_cpu(fe->icbTag.strategyType) != 4) {
+       } else if (fe->icbTag.strategyType != cpu_to_le16(4)) {
                printk(KERN_ERR "udf: unsupported strategy type: %d\n",
                       le16_to_cpu(fe->icbTag.strategyType));
                brelse(bh);
@@ -1164,9 +1164,9 @@ static void udf_fill_inode(struct inode *inode, struct 
buffer_head *bh)
        fe = (struct fileEntry *)bh->b_data;
        efe = (struct extendedFileEntry *)bh->b_data;
 
-       if (le16_to_cpu(fe->icbTag.strategyType) == 4)
+       if (fe->icbTag.strategyType == cpu_to_le16(4))
                UDF_I_STRAT4096(inode) = 0;
-       else /* if (le16_to_cpu(fe->icbTag.strategyType) == 4096) */
+       else /* if (fe->icbTag.strategyType == cpu_to_le16(4096)) */
                UDF_I_STRAT4096(inode) = 1;
 
        UDF_I_ALLOCTYPE(inode) = le16_to_cpu(fe->icbTag.flags) &
@@ -1177,7 +1177,7 @@ static void udf_fill_inode(struct inode *inode, struct 
buffer_head *bh)
        UDF_I_LENALLOC(inode) = 0;
        UDF_I_NEXT_ALLOC_BLOCK(inode) = 0;
        UDF_I_NEXT_ALLOC_GOAL(inode) = 0;
-       if (le16_to_cpu(fe->descTag.tagIdent) == TAG_IDENT_EFE) {
+       if (fe->descTag.tagIdent == cpu_to_le16(TAG_IDENT_EFE)) {
                UDF_I_EFE(inode) = 1;
                UDF_I_USE(inode) = 0;
                if (udf_alloc_i_data(inode, inode->i_sb->s_blocksize -
@@ -1189,7 +1189,7 @@ static void udf_fill_inode(struct inode *inode, struct 
buffer_head *bh)
                       bh->b_data + sizeof(struct extendedFileEntry),
                       inode->i_sb->s_blocksize -
                                        sizeof(struct extendedFileEntry));
-       } else if (le16_to_cpu(fe->descTag.tagIdent) == TAG_IDENT_FE) {
+       } else if (fe->descTag.tagIdent == cpu_to_le16(TAG_IDENT_FE)) {
                UDF_I_EFE(inode) = 0;
                UDF_I_USE(inode) = 0;
                if (udf_alloc_i_data(inode, inode->i_sb->s_blocksize -
@@ -1199,7 +1199,7 @@ static void udf_fill_inode(struct inode *inode, struct 
buffer_head *bh)
                }
                memcpy(UDF_I_DATA(inode), bh->b_data + sizeof(struct fileEntry),
                       inode->i_sb->s_blocksize - sizeof(struct fileEntry));
-       } else if (le16_to_cpu(fe->descTag.tagIdent) == TAG_IDENT_USE) {
+       } else if (fe->descTag.tagIdent == cpu_to_le16(TAG_IDENT_USE)) {
                UDF_I_EFE(inode) = 0;
                UDF_I_USE(inode) = 1;
                UDF_I_LENALLOC(inode) = le32_to_cpu(
@@ -1458,7 +1458,7 @@ static int udf_update_inode(struct inode *inode, int 
do_sync)
        fe = (struct fileEntry *)bh->b_data;
        efe = (struct extendedFileEntry *)bh->b_data;
 
-       if (le16_to_cpu(fe->descTag.tagIdent) == TAG_IDENT_USE) {
+       if (fe->descTag.tagIdent == cpu_to_le16(TAG_IDENT_USE)) {
                struct unallocSpaceEntry *use =
                        (struct unallocSpaceEntry *)bh->b_data;
 
diff --git a/fs/udf/misc.c b/fs/udf/misc.c
index 585e4ea..a3a513f 100644
--- a/fs/udf/misc.c
+++ b/fs/udf/misc.c
@@ -74,8 +74,8 @@ struct genericFormat *udf_add_extendedattr(struct inode 
*inode, uint32_t size,
 
                if (UDF_I_LENEATTR(inode)) {
                        /* check checksum/crc */
-                       if (le16_to_cpu(eahd->descTag.tagIdent) !=
-                                       TAG_IDENT_EAHD ||
+                       if (eahd->descTag.tagIdent !=
+                                       cpu_to_le16(TAG_IDENT_EAHD) ||
                            le32_to_cpu(eahd->descTag.tagLocation) !=
                                        UDF_I_LOCATION(inode).logicalBlockNum)
                                return NULL;
@@ -161,8 +161,8 @@ struct genericFormat *udf_get_extendedattr(struct inode 
*inode, uint32_t type,
                eahd = (struct extendedAttrHeaderDesc *)ea;
 
                /* check checksum/crc */
-               if (le16_to_cpu(eahd->descTag.tagIdent) !=
-                               TAG_IDENT_EAHD ||
+               if (eahd->descTag.tagIdent !=
+                               cpu_to_le16(TAG_IDENT_EAHD) ||
                    le32_to_cpu(eahd->descTag.tagLocation) !=
                                UDF_I_LOCATION(inode).logicalBlockNum)
                        return NULL;
@@ -233,8 +233,8 @@ struct buffer_head *udf_read_tagged(struct super_block *sb, 
uint32_t block,
        }
 
        /* Verify the tag version */
-       if (le16_to_cpu(tag_p->descVersion) != 0x0002U &&
-           le16_to_cpu(tag_p->descVersion) != 0x0003U) {
+       if (tag_p->descVersion != cpu_to_le16(0x0002U) &&
+           tag_p->descVersion != cpu_to_le16(0x0003U)) {
                udf_debug("tag version 0x%04x != 0x0002 || 0x0003 block %d\n",
                          le16_to_cpu(tag_p->descVersion), block);
                goto error_out;
diff --git a/fs/udf/super.c b/fs/udf/super.c
index 12fb91d..b102958 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -1014,20 +1014,20 @@ static int udf_load_partdesc(struct super_block *sb, 
struct buffer_head *bh)
                                le32_to_cpu(p->partitionLength); /* blocks */
                        map->s_partition_root =
                                le32_to_cpu(p->partitionStartingLocation);
-                       if (le32_to_cpu(p->accessType) ==
-                                       PD_ACCESS_TYPE_READ_ONLY)
+                       if (p->accessType ==
+                                       cpu_to_le32(PD_ACCESS_TYPE_READ_ONLY))
                                map->s_partition_flags |=
                                                UDF_PART_FLAG_READ_ONLY;
-                       if (le32_to_cpu(p->accessType) ==
-                                       PD_ACCESS_TYPE_WRITE_ONCE)
+                       if (p->accessType ==
+                                       cpu_to_le32(PD_ACCESS_TYPE_WRITE_ONCE))
                                map->s_partition_flags |=
                                                UDF_PART_FLAG_WRITE_ONCE;
-                       if (le32_to_cpu(p->accessType) ==
-                                       PD_ACCESS_TYPE_REWRITABLE)
+                       if (p->accessType ==
+                                       cpu_to_le32(PD_ACCESS_TYPE_REWRITABLE))
                                map->s_partition_flags |=
                                                UDF_PART_FLAG_REWRITABLE;
-                       if (le32_to_cpu(p->accessType) ==
-                                       PD_ACCESS_TYPE_OVERWRITABLE)
+                       if (p->accessType ==
+                                   cpu_to_le32(PD_ACCESS_TYPE_OVERWRITABLE))
                                map->s_partition_flags |=
                                                UDF_PART_FLAG_OVERWRITABLE;
 
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