udf: create function for conversion from timestamp to timespec

[safe/jmp/linux-2.6] / fs / udf / ialloc.c

diff --git a/fs/udf/ialloc.c b/fs/udf/ialloc.c
index 8145e94..eb9cfa2 100644 (file)
--- a/fs/udf/ialloc.c
+++ b/fs/udf/ialloc.c
@@ -21,7 +21,6 @@
 #include "udfdecl.h"
 #include <linux/fs.h>
 #include <linux/quotaops.h>
-#include <linux/udf_fs.h>
 #include <linux/sched.h>
 #include <linux/slab.h>
 
@@ -47,17 +46,15 @@ void udf_free_inode(struct inode *inode)
                struct logicalVolIntegrityDescImpUse *lvidiu =
                                                        udf_sb_lvidiu(sbi);
                if (S_ISDIR(inode->i_mode))
-                       lvidiu->numDirs =
-                               cpu_to_le32(le32_to_cpu(lvidiu->numDirs) - 1);
+                       le32_add_cpu(&lvidiu->numDirs, -1);
                else
-                       lvidiu->numFiles =
-                               cpu_to_le32(le32_to_cpu(lvidiu->numFiles) - 1);
+                       le32_add_cpu(&lvidiu->numFiles, -1);
 
                mark_buffer_dirty(sbi->s_lvid_bh);
        }
        mutex_unlock(&sbi->s_alloc_mutex);
 
-       udf_free_blocks(sb, NULL, UDF_I_LOCATION(inode), 0, 1);
+       udf_free_blocks(sb, NULL, UDF_I(inode)->i_location, 0, 1);
 }
 
 struct inode *udf_new_inode(struct inode *dir, int mode, int *err)
@@ -66,7 +63,9 @@ struct inode *udf_new_inode(struct inode *dir, int mode, int *err)
        struct udf_sb_info *sbi = UDF_SB(sb);
        struct inode *inode;
        int block;
-       uint32_t start = UDF_I_LOCATION(dir).logicalBlockNum;
+       uint32_t start = UDF_I(dir)->i_location.logicalBlockNum;
+       struct udf_inode_info *iinfo;
+       struct udf_inode_info *dinfo = UDF_I(dir);
 
        inode = new_inode(sb);
 
@@ -76,13 +75,15 @@ struct inode *udf_new_inode(struct inode *dir, int mode, int *err)
        }
        *err = -ENOSPC;
 
-       UDF_I_UNIQUE(inode) = 0;
-       UDF_I_LENEXTENTS(inode) = 0;
-       UDF_I_NEXT_ALLOC_BLOCK(inode) = 0;
-       UDF_I_NEXT_ALLOC_GOAL(inode) = 0;
-       UDF_I_STRAT4096(inode) = 0;
+       iinfo = UDF_I(inode);
+       iinfo->i_unique = 0;
+       iinfo->i_lenExtents = 0;
+       iinfo->i_next_alloc_block = 0;
+       iinfo->i_next_alloc_goal = 0;
+       iinfo->i_strat4096 = 0;
 
-       block = udf_new_block(dir->i_sb, NULL, UDF_I_LOCATION(dir).partitionReferenceNum,
+       block = udf_new_block(dir->i_sb, NULL,
+                             dinfo->i_location.partitionReferenceNum,
                              start, err);
        if (*err) {
                iput(inode);
@@ -91,18 +92,20 @@ struct inode *udf_new_inode(struct inode *dir, int mode, int *err)
 
        mutex_lock(&sbi->s_alloc_mutex);
        if (sbi->s_lvid_bh) {
-               struct logicalVolIntegrityDesc *lvid = (struct logicalVolIntegrityDesc *)sbi->s_lvid_bh->b_data;
-               struct logicalVolIntegrityDescImpUse *lvidiu = udf_sb_lvidiu(sbi);
+               struct logicalVolIntegrityDesc *lvid =
+                       (struct logicalVolIntegrityDesc *)
+                       sbi->s_lvid_bh->b_data;
+               struct logicalVolIntegrityDescImpUse *lvidiu =
+                                                       udf_sb_lvidiu(sbi);
                struct logicalVolHeaderDesc *lvhd;
                uint64_t uniqueID;
-               lvhd = (struct logicalVolHeaderDesc *)(lvid->logicalVolContentsUse);
+               lvhd = (struct logicalVolHeaderDesc *)
+                               (lvid->logicalVolContentsUse);
                if (S_ISDIR(mode))
-                       lvidiu->numDirs =
-                               cpu_to_le32(le32_to_cpu(lvidiu->numDirs) + 1);
+                       le32_add_cpu(&lvidiu->numDirs, 1);
                else
-                       lvidiu->numFiles =
-                               cpu_to_le32(le32_to_cpu(lvidiu->numFiles) + 1);
-               UDF_I_UNIQUE(inode) = uniqueID = le64_to_cpu(lvhd->uniqueID);
+                       le32_add_cpu(&lvidiu->numFiles, 1);
+               iinfo->i_unique = uniqueID = le64_to_cpu(lvhd->uniqueID);
                if (!(++uniqueID & 0x00000000FFFFFFFFUL))
                        uniqueID += 16;
                lvhd->uniqueID = cpu_to_le64(uniqueID);
@@ -118,36 +121,41 @@ struct inode *udf_new_inode(struct inode *dir, int mode, int *err)
                inode->i_gid = current->fsgid;
        }
 
-       UDF_I_LOCATION(inode).logicalBlockNum = block;
-       UDF_I_LOCATION(inode).partitionReferenceNum = UDF_I_LOCATION(dir).partitionReferenceNum;
-       inode->i_ino = udf_get_lb_pblock(sb, UDF_I_LOCATION(inode), 0);
+       iinfo->i_location.logicalBlockNum = block;
+       iinfo->i_location.partitionReferenceNum =
+                               dinfo->i_location.partitionReferenceNum;
+       inode->i_ino = udf_get_lb_pblock(sb, iinfo->i_location, 0);
        inode->i_blocks = 0;
-       UDF_I_LENEATTR(inode) = 0;
-       UDF_I_LENALLOC(inode) = 0;
-       UDF_I_USE(inode) = 0;
+       iinfo->i_lenEAttr = 0;
+       iinfo->i_lenAlloc = 0;
+       iinfo->i_use = 0;
        if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_USE_EXTENDED_FE)) {
-               UDF_I_EFE(inode) = 1;
+               iinfo->i_efe = 1;
                if (UDF_VERS_USE_EXTENDED_FE > sbi->s_udfrev)
                        sbi->s_udfrev = UDF_VERS_USE_EXTENDED_FE;
-               UDF_I_DATA(inode) = kzalloc(inode->i_sb->s_blocksize - sizeof(struct extendedFileEntry), GFP_KERNEL);
+               iinfo->i_ext.i_data = kzalloc(inode->i_sb->s_blocksize -
+                                           sizeof(struct extendedFileEntry),
+                                           GFP_KERNEL);
        } else {
-               UDF_I_EFE(inode) = 0;
-               UDF_I_DATA(inode) = kzalloc(inode->i_sb->s_blocksize - sizeof(struct fileEntry), GFP_KERNEL);
+               iinfo->i_efe = 0;
+               iinfo->i_ext.i_data = kzalloc(inode->i_sb->s_blocksize -
+                                           sizeof(struct fileEntry),
+                                           GFP_KERNEL);
        }
-       if (!UDF_I_DATA(inode)) {
+       if (!iinfo->i_ext.i_data) {
                iput(inode);
                *err = -ENOMEM;
                mutex_unlock(&sbi->s_alloc_mutex);
                return NULL;
        }
        if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_USE_AD_IN_ICB))
-               UDF_I_ALLOCTYPE(inode) = ICBTAG_FLAG_AD_IN_ICB;
+               iinfo->i_alloc_type = ICBTAG_FLAG_AD_IN_ICB;
        else if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_USE_SHORT_AD))
-               UDF_I_ALLOCTYPE(inode) = ICBTAG_FLAG_AD_SHORT;
+               iinfo->i_alloc_type = ICBTAG_FLAG_AD_SHORT;
        else
-               UDF_I_ALLOCTYPE(inode) = ICBTAG_FLAG_AD_LONG;
+               iinfo->i_alloc_type = ICBTAG_FLAG_AD_LONG;
        inode->i_mtime = inode->i_atime = inode->i_ctime =
-               UDF_I_CRTIME(inode) = current_fs_time(inode->i_sb);
+               iinfo->i_crtime = current_fs_time(inode->i_sb);
        insert_inode_hash(inode);
        mark_inode_dirty(inode);
        mutex_unlock(&sbi->s_alloc_mutex);