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do not open these files unless you are certain of the sender's intent. ---------------------------------------------------------------------- Introduce i_blockmask() to simplify code, which replace (i_blocksize(node) - 1). Like done in commit 93407472a21b("fs: add i_blocksize()"). Signed-off-by: Yangtao Li --- v2: -convert to i_blockmask() include/linux/fs.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/fs.h b/include/linux/fs.h index c85916e9f7db..17387d465b8b 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -711,6 +711,11 @@ static inline unsigned int i_blocksize(const struct inode *node) return (1 << node->i_blkbits); } +static inline unsigned int i_blockmask(const struct inode *node) +{ + return i_blocksize(node) - 1; +} + static inline int inode_unhashed(struct inode *inode) { return hlist_unhashed(&inode->i_hash); From patchwork Thu Mar 9 12:40:32 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yangtao Li X-Patchwork-Id: 13184362 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from aib29ajc255.phx1.oracleemaildelivery.com (aib29ajc255.phx1.oracleemaildelivery.com [192.29.103.255]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D7173C77B71 for ; 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Signed-off-by: Yangtao Li --- v2: -convert to i_blockmask() fs/erofs/data.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/erofs/data.c b/fs/erofs/data.c index 7e8baf56faa5..e9d1869cd4b3 100644 --- a/fs/erofs/data.c +++ b/fs/erofs/data.c @@ -380,7 +380,7 @@ static ssize_t erofs_file_read_iter(struct kiocb *iocb, struct iov_iter *to) if (bdev) blksize_mask = bdev_logical_block_size(bdev) - 1; else - blksize_mask = i_blocksize(inode) - 1; + blksize_mask = i_blockmask(inode); if ((iocb->ki_pos | iov_iter_count(to) | iov_iter_alignment(to)) & blksize_mask) From patchwork Thu Mar 9 12:40:33 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yangtao Li X-Patchwork-Id: 13184363 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from aib29ajc246.phx1.oracleemaildelivery.com (aib29ajc246.phx1.oracleemaildelivery.com [192.29.103.246]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6909BC77B61 for ; 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Signed-off-by: Yangtao Li --- v2: -convert to i_blockmask() fs/gfs2/bmap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c index eedf6926c652..1c6874b3851a 100644 --- a/fs/gfs2/bmap.c +++ b/fs/gfs2/bmap.c @@ -960,7 +960,7 @@ static struct folio * gfs2_iomap_get_folio(struct iomap_iter *iter, loff_t pos, unsigned len) { struct inode *inode = iter->inode; - unsigned int blockmask = i_blocksize(inode) - 1; + unsigned int blockmask = i_blockmask(inode); struct gfs2_sbd *sdp = GFS2_SB(inode); unsigned int blocks; struct folio *folio; From patchwork Thu Mar 9 12:40:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yangtao Li X-Patchwork-Id: 13184369 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from aib29ajc255.phx1.oracleemaildelivery.com (aib29ajc255.phx1.oracleemaildelivery.com [192.29.103.255]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AF061C77B6D for ; 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Signed-off-by: Yangtao Li --- v2: -convert to i_blockmask() fs/ext4/inode.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index d251d705c276..eec36520e5e9 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -2218,7 +2218,7 @@ static int mpage_process_page_bufs(struct mpage_da_data *mpd, { struct inode *inode = mpd->inode; int err; - ext4_lblk_t blocks = (i_size_read(inode) + i_blocksize(inode) - 1) + ext4_lblk_t blocks = (i_size_read(inode) + i_blockmask(inode)) >> inode->i_blkbits; if (ext4_verity_in_progress(inode)) From patchwork Thu Mar 9 12:40:35 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yangtao Li X-Patchwork-Id: 13184364 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from aib29ajc246.phx1.oracleemaildelivery.com (aib29ajc246.phx1.oracleemaildelivery.com [192.29.103.246]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 9B155C76195 for ; 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BTW convert ocfs2_is_io_unaligned to return bool type. Signed-off-by: Yangtao Li --- fs/ocfs2/file.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index efb09de4343d..baefab3b12c9 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -2159,14 +2159,14 @@ int ocfs2_check_range_for_refcount(struct inode *inode, loff_t pos, return ret; } -static int ocfs2_is_io_unaligned(struct inode *inode, size_t count, loff_t pos) +static bool ocfs2_is_io_unaligned(struct inode *inode, size_t count, loff_t pos) { - int blockmask = inode->i_sb->s_blocksize - 1; + int blockmask = i_blockmask(inode); loff_t final_size = pos + count; if ((pos & blockmask) || (final_size & blockmask)) - return 1; - return 0; + return true; + return false; } static int ocfs2_inode_lock_for_extent_tree(struct inode *inode,