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See http://www.infradead.org/rpr.html X-CLX-Shades: MLX X-CLX-Response: 1TFkXGRwdEQpMehcZGx0RCllNF2dmchEKWUkXGnEaEBp3BhkeHXEYEx0eEBp 3BhgaBhoRClleF2NjeREKSUYXRVhLSUZPdVpYRU5fSV5DRUQZdU9LEQpDThcTeEhoXmxoXkdBUH 55bV9wGmVTQmMabmBZB2Jgb0l/eREKWFwXHwQaBBsZHgdIHkseSRJLTgUbGgQbGhoEHhIEGxAbH hofGhEKXlkXeWd9REQRCk1cFx8fHxEKTFoXaG1NTV0RCkxGF2xraxEKQ1oXGxMSBBsZHQQYGhgE GxkZEQpCXhcbEQpEXhcYEQpESRcbGREKQkYXbkZ4BRhGbxNSBVoRCkJcFxoRCkJFF296T1xvZ3o cbBIeEQpCThdvHGxvQ1JPEm8THxEKQkwXbmVne0JyRlJrGhkRCkJsF2BnHWB6Yh5PRBNwEQpCQB djGWBpEgF8GV1CWBEKQlgXYn1veQFPGBlwcHsRCnBoF2IFG0VEeHNDG0Z9EBoRCnBoF298AV5kR XAZE1ITEBoRCnBoF295RWMdeEFLR2J7EBoRCnBoF2tyWXhCSGt7YwVJEBoRCnBoF2d4GmlQWURT TlNNEBoRCnBsF28BfkNbZ05vckhSEBIfEQpwQxd6G31/GxlLQH5HRxAZGhEKbX4XGhEKWE0XSxE g X-PDR: PASS X-Source-IP: 198.137.202.133 X-ServerName: bombadil.infradead.org X-Proofpoint-SPF-Result: None X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=8894 signatures=668698 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=317 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=367 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=619 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1711220000 definitions=main-1805160057 X-Spam: Clean Cc: linux-arm-kernel@lists.infradead.org, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mm@kvack.org, ocfs2-devel@oss.oracle.com, devel@lists.orangefs.org, linux-fsdevel@vger.kernel.org, linux-mtd@lists.infradead.org, ceph-devel@vger.kernel.org, linux-ext4@vger.kernel.org, linux-btrfs@vger.kernel.org, lustre-devel@lists.lustre.org Subject: [Ocfs2-devel] [PATCH 06/14] btrfs: separate errno from VM_FAULT_* values X-BeenThere: ocfs2-devel@oss.oracle.com X-Mailman-Version: 2.1.9 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: ocfs2-devel-bounces@oss.oracle.com Errors-To: ocfs2-devel-bounces@oss.oracle.com X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=8894 signatures=668698 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1711220000 definitions=main-1805160057 X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Christoph Hellwig Reviewed-by: David Sterba --- fs/btrfs/ctree.h | 2 +- fs/btrfs/inode.c | 19 ++++++++++--------- 2 files changed, 11 insertions(+), 10 deletions(-) diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 1485cd130e2b..02a0de73c1d1 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -3203,7 +3203,7 @@ int btrfs_merge_bio_hook(struct page *page, unsigned long offset, size_t size, struct bio *bio, unsigned long bio_flags); void btrfs_set_range_writeback(void *private_data, u64 start, u64 end); -int btrfs_page_mkwrite(struct vm_fault *vmf); +vm_fault_t btrfs_page_mkwrite(struct vm_fault *vmf); int btrfs_readpage(struct file *file, struct page *page); void btrfs_evict_inode(struct inode *inode); int btrfs_write_inode(struct inode *inode, struct writeback_control *wbc); diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index ec9db248c499..f4f03f0f4556 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -8824,7 +8824,7 @@ static void btrfs_invalidatepage(struct page *page, unsigned int offset, * beyond EOF, then the page is guaranteed safe against truncation until we * unlock the page. */ -int btrfs_page_mkwrite(struct vm_fault *vmf) +vm_fault_t btrfs_page_mkwrite(struct vm_fault *vmf) { struct page *page = vmf->page; struct inode *inode = file_inode(vmf->vma->vm_file); @@ -8836,7 +8836,8 @@ int btrfs_page_mkwrite(struct vm_fault *vmf) char *kaddr; unsigned long zero_start; loff_t size; - int ret; + vm_fault_t ret; + int err; int reserved = 0; u64 reserved_space; u64 page_start; @@ -8858,14 +8859,14 @@ int btrfs_page_mkwrite(struct vm_fault *vmf) * end up waiting indefinitely to get a lock on the page currently * being processed by btrfs_page_mkwrite() function. */ - ret = btrfs_delalloc_reserve_space(inode, &data_reserved, page_start, + err = btrfs_delalloc_reserve_space(inode, &data_reserved, page_start, reserved_space); - if (!ret) { - ret = file_update_time(vmf->vma->vm_file); + if (!err) { + err = file_update_time(vmf->vma->vm_file); reserved = 1; } - if (ret) { - if (ret == -ENOMEM) + if (err) { + if (err == -ENOMEM) ret = VM_FAULT_OOM; else /* -ENOSPC, -EIO, etc */ ret = VM_FAULT_SIGBUS; @@ -8927,9 +8928,9 @@ int btrfs_page_mkwrite(struct vm_fault *vmf) EXTENT_DO_ACCOUNTING | EXTENT_DEFRAG, 0, 0, &cached_state); - ret = btrfs_set_extent_delalloc(inode, page_start, end, 0, + err = btrfs_set_extent_delalloc(inode, page_start, end, 0, &cached_state, 0); - if (ret) { + if (err) { unlock_extent_cached(io_tree, page_start, page_end, &cached_state); ret = VM_FAULT_SIGBUS;