diff options
Diffstat (limited to 'fs/ufs/inode.c')
-rw-r--r-- | fs/ufs/inode.c | 53 |
1 files changed, 13 insertions, 40 deletions
diff --git a/fs/ufs/inode.c b/fs/ufs/inode.c index ee1eaa6f4ec2..4295ca91cf85 100644 --- a/fs/ufs/inode.c +++ b/fs/ufs/inode.c @@ -156,36 +156,6 @@ out: return ret; } -static void ufs_clear_frag(struct inode *inode, struct buffer_head *bh) -{ - lock_buffer(bh); - memset(bh->b_data, 0, inode->i_sb->s_blocksize); - set_buffer_uptodate(bh); - mark_buffer_dirty(bh); - unlock_buffer(bh); - if (IS_SYNC(inode)) - sync_dirty_buffer(bh); -} - -static struct buffer_head * -ufs_clear_frags(struct inode *inode, sector_t beg, - unsigned int n, sector_t want) -{ - struct buffer_head *res = NULL, *bh; - sector_t end = beg + n; - - for (; beg < end; ++beg) { - bh = sb_getblk(inode->i_sb, beg); - ufs_clear_frag(inode, bh); - if (want != beg) - brelse(bh); - else - res = bh; - } - BUG_ON(!res); - return res; -} - /** * ufs_inode_getfrag() - allocate new fragment(s) * @inode - pointer to inode @@ -272,7 +242,8 @@ repeat: goal = tmp + uspi->s_fpb; tmp = ufs_new_fragments (inode, p, fragment - blockoff, goal, required + blockoff, - err, locked_page); + err, + phys != NULL ? locked_page : NULL); } /* * We will extend last allocated block @@ -280,7 +251,7 @@ repeat: else if (lastblock == block) { tmp = ufs_new_fragments(inode, p, fragment - (blockoff - lastblockoff), fs32_to_cpu(sb, *p), required + (blockoff - lastblockoff), - err, locked_page); + err, phys != NULL ? locked_page : NULL); } else /* (lastblock > block) */ { /* * We will allocate new block before last allocated block @@ -291,7 +262,8 @@ repeat: goal = tmp + uspi->s_fpb; } tmp = ufs_new_fragments(inode, p, fragment - blockoff, - goal, uspi->s_fpb, err, locked_page); + goal, uspi->s_fpb, err, + phys != NULL ? locked_page : NULL); } if (!tmp) { if ((!blockoff && *p) || @@ -302,7 +274,7 @@ repeat: } if (!phys) { - result = ufs_clear_frags(inode, tmp, required, tmp + blockoff); + result = sb_getblk(sb, tmp + blockoff); } else { *phys = tmp + blockoff; result = NULL; @@ -403,8 +375,7 @@ repeat: if (!phys) { - result = ufs_clear_frags(inode, tmp, uspi->s_fpb, - tmp + blockoff); + result = sb_getblk(sb, tmp + blockoff); } else { *phys = tmp + blockoff; *new = 1; @@ -469,15 +440,17 @@ int ufs_getfrag_block(struct inode *inode, sector_t fragment, struct buffer_head * it much more readable: */ #define GET_INODE_DATABLOCK(x) \ - ufs_inode_getfrag(inode, x, fragment, 1, &err, &phys, &new, bh_result->b_page) + ufs_inode_getfrag(inode, x, fragment, 1, &err, &phys, &new,\ + bh_result->b_page) #define GET_INODE_PTR(x) \ - ufs_inode_getfrag(inode, x, fragment, uspi->s_fpb, &err, NULL, NULL, bh_result->b_page) + ufs_inode_getfrag(inode, x, fragment, uspi->s_fpb, &err, NULL, NULL,\ + bh_result->b_page) #define GET_INDIRECT_DATABLOCK(x) \ ufs_inode_getblock(inode, bh, x, fragment, \ - &err, &phys, &new, bh_result->b_page); + &err, &phys, &new, bh_result->b_page) #define GET_INDIRECT_PTR(x) \ ufs_inode_getblock(inode, bh, x, fragment, \ - &err, NULL, NULL, bh_result->b_page); + &err, NULL, NULL, NULL) if (ptr < UFS_NDIR_FRAGMENT) { bh = GET_INODE_DATABLOCK(ptr); |