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author | Ingo Molnar | 2010-08-31 09:45:21 +0200 |
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committer | Ingo Molnar | 2010-08-31 09:45:46 +0200 |
commit | daab7fc734a53fdeaf844b7c03053118ad1769da (patch) | |
tree | 575deb3cdcc6dda562acaed6f7c29bc81ae01cf2 /fs/jfs/inode.c | |
parent | x86: Remove old bootmem code (diff) | |
parent | Linux 2.6.36-rc3 (diff) | |
download | kernel-qcow2-linux-daab7fc734a53fdeaf844b7c03053118ad1769da.tar.gz kernel-qcow2-linux-daab7fc734a53fdeaf844b7c03053118ad1769da.tar.xz kernel-qcow2-linux-daab7fc734a53fdeaf844b7c03053118ad1769da.zip |
Merge commit 'v2.6.36-rc3' into x86/memblock
Conflicts:
arch/x86/kernel/trampoline.c
mm/memblock.c
Merge reason: Resolve the conflicts, update to latest upstream.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/jfs/inode.c')
-rw-r--r-- | fs/jfs/inode.c | 63 |
1 files changed, 44 insertions, 19 deletions
diff --git a/fs/jfs/inode.c b/fs/jfs/inode.c index ed9ba6fe04f5..9978803ceedc 100644 --- a/fs/jfs/inode.c +++ b/fs/jfs/inode.c @@ -145,31 +145,32 @@ int jfs_write_inode(struct inode *inode, struct writeback_control *wbc) return 0; } -void jfs_delete_inode(struct inode *inode) +void jfs_evict_inode(struct inode *inode) { - jfs_info("In jfs_delete_inode, inode = 0x%p", inode); + jfs_info("In jfs_evict_inode, inode = 0x%p", inode); - if (!is_bad_inode(inode)) + if (!inode->i_nlink && !is_bad_inode(inode)) { dquot_initialize(inode); - if (!is_bad_inode(inode) && - (JFS_IP(inode)->fileset == FILESYSTEM_I)) { - truncate_inode_pages(&inode->i_data, 0); + if (JFS_IP(inode)->fileset == FILESYSTEM_I) { + truncate_inode_pages(&inode->i_data, 0); - if (test_cflag(COMMIT_Freewmap, inode)) - jfs_free_zero_link(inode); + if (test_cflag(COMMIT_Freewmap, inode)) + jfs_free_zero_link(inode); - diFree(inode); + diFree(inode); - /* - * Free the inode from the quota allocation. - */ - dquot_initialize(inode); - dquot_free_inode(inode); - dquot_drop(inode); + /* + * Free the inode from the quota allocation. + */ + dquot_initialize(inode); + dquot_free_inode(inode); + } + } else { + truncate_inode_pages(&inode->i_data, 0); } - - clear_inode(inode); + end_writeback(inode); + dquot_drop(inode); } void jfs_dirty_inode(struct inode *inode) @@ -303,8 +304,17 @@ static int jfs_write_begin(struct file *file, struct address_space *mapping, loff_t pos, unsigned len, unsigned flags, struct page **pagep, void **fsdata) { - return nobh_write_begin(file, mapping, pos, len, flags, pagep, fsdata, + int ret; + + ret = nobh_write_begin(mapping, pos, len, flags, pagep, fsdata, jfs_get_block); + if (unlikely(ret)) { + loff_t isize = mapping->host->i_size; + if (pos + len > isize) + vmtruncate(mapping->host, isize); + } + + return ret; } static sector_t jfs_bmap(struct address_space *mapping, sector_t block) @@ -317,9 +327,24 @@ static ssize_t jfs_direct_IO(int rw, struct kiocb *iocb, { struct file *file = iocb->ki_filp; struct inode *inode = file->f_mapping->host; + ssize_t ret; - return blockdev_direct_IO(rw, iocb, inode, inode->i_sb->s_bdev, iov, + ret = blockdev_direct_IO(rw, iocb, inode, inode->i_sb->s_bdev, iov, offset, nr_segs, jfs_get_block, NULL); + + /* + * In case of error extending write may have instantiated a few + * blocks outside i_size. Trim these off again. + */ + if (unlikely((rw & WRITE) && ret < 0)) { + loff_t isize = i_size_read(inode); + loff_t end = offset + iov_length(iov, nr_segs); + + if (end > isize) + vmtruncate(inode, isize); + } + + return ret; } const struct address_space_operations jfs_aops = { |