From: Jaegeuk Kim <jaegeuk@kernel.org> To: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net Cc: Jaegeuk Kim <jaegeuk@kernel.org> Subject: [PATCH 6/7] f2fs: issue cache flush on direct IO Date: Mon, 25 Apr 2016 17:06:59 -0700 [thread overview] Message-ID: <1461629220-16280-6-git-send-email-jaegeuk@kernel.org> (raw) In-Reply-To: <1461629220-16280-1-git-send-email-jaegeuk@kernel.org> Under direct IO path with O_(D)SYNC, it needs to set proper APPEND or UPDATE flags, so taht f2fs_sync_file can make its data safe. Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org> --- fs/f2fs/data.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index e54489b..38ce5d6 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -673,6 +673,9 @@ next_block: err = reserve_new_block(&dn); } else { err = __allocate_data_block(&dn); + if (!err) + set_inode_flag(F2FS_I(inode), + FI_APPEND_WRITE); } if (err) goto sync_out; @@ -1685,8 +1688,12 @@ static ssize_t f2fs_direct_IO(struct kiocb *iocb, struct iov_iter *iter, trace_f2fs_direct_IO_enter(inode, offset, count, iov_iter_rw(iter)); err = blockdev_direct_IO(iocb, inode, iter, offset, get_data_block_dio); - if (err < 0 && iov_iter_rw(iter) == WRITE) - f2fs_write_failed(mapping, offset + count); + if (iov_iter_rw(iter) == WRITE) { + if (err > 0) + set_inode_flag(F2FS_I(inode), FI_UPDATE_WRITE); + else if (err < 0) + f2fs_write_failed(mapping, offset + count); + } trace_f2fs_direct_IO_exit(inode, offset, count, iov_iter_rw(iter), err); -- 2.6.3
WARNING: multiple messages have this Message-ID (diff)
From: Jaegeuk Kim <jaegeuk@kernel.org> To: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net Cc: Jaegeuk Kim <jaegeuk@kernel.org> Subject: [PATCH 6/7] f2fs: issue cache flush on direct IO Date: Mon, 25 Apr 2016 17:06:59 -0700 [thread overview] Message-ID: <1461629220-16280-6-git-send-email-jaegeuk@kernel.org> (raw) In-Reply-To: <1461629220-16280-1-git-send-email-jaegeuk@kernel.org> Under direct IO path with O_(D)SYNC, it needs to set proper APPEND or UPDATE flags, so taht f2fs_sync_file can make its data safe. Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org> --- fs/f2fs/data.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index e54489b..38ce5d6 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -673,6 +673,9 @@ next_block: err = reserve_new_block(&dn); } else { err = __allocate_data_block(&dn); + if (!err) + set_inode_flag(F2FS_I(inode), + FI_APPEND_WRITE); } if (err) goto sync_out; @@ -1685,8 +1688,12 @@ static ssize_t f2fs_direct_IO(struct kiocb *iocb, struct iov_iter *iter, trace_f2fs_direct_IO_enter(inode, offset, count, iov_iter_rw(iter)); err = blockdev_direct_IO(iocb, inode, iter, offset, get_data_block_dio); - if (err < 0 && iov_iter_rw(iter) == WRITE) - f2fs_write_failed(mapping, offset + count); + if (iov_iter_rw(iter) == WRITE) { + if (err > 0) + set_inode_flag(F2FS_I(inode), FI_UPDATE_WRITE); + else if (err < 0) + f2fs_write_failed(mapping, offset + count); + } trace_f2fs_direct_IO_exit(inode, offset, count, iov_iter_rw(iter), err); -- 2.6.3 ------------------------------------------------------------------------------ Find and fix application performance issues faster with Applications Manager Applications Manager provides deep performance insights into multiple tiers of your business applications. It resolves application problems quickly and reduces your MTTR. Get your free trial! https://ad.doubleclick.net/ddm/clk/302982198;130105516;z
next prev parent reply other threads:[~2016-04-26 0:08 UTC|newest] Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-04-26 0:06 [PATCH 1/7] f2fs: avoid needless lock for node pages when fsyncing a file Jaegeuk Kim 2016-04-26 0:06 ` Jaegeuk Kim 2016-04-26 0:06 ` [PATCH 2/7] f2fs: avoid writing 0'th page in volatile writes Jaegeuk Kim 2016-04-26 0:06 ` Jaegeuk Kim 2016-04-26 0:06 ` [PATCH 3/7] f2fs: split sync_node_pages with fsync_node_pages Jaegeuk Kim 2016-04-26 0:06 ` Jaegeuk Kim 2016-04-26 0:06 ` [PATCH 4/7] f2fs: report unwritten status in fsync_node_pages Jaegeuk Kim 2016-04-26 0:06 ` Jaegeuk Kim 2016-04-26 0:06 ` [PATCH 5/7] f2fs: set fsync mark only for the last dnode Jaegeuk Kim 2016-04-26 0:06 ` Jaegeuk Kim 2016-04-26 0:06 ` Jaegeuk Kim [this message] 2016-04-26 0:06 ` [PATCH 6/7] f2fs: issue cache flush on direct IO Jaegeuk Kim 2016-04-26 0:07 ` [PATCH 7/7] f2fs: should check the remaining dentry bits Jaegeuk Kim 2016-04-26 0:07 ` Jaegeuk Kim 2016-04-26 2:53 ` [PATCH v2 " Jaegeuk Kim 2016-04-27 14:22 ` [f2fs-dev] [PATCH " Chao Yu 2016-04-27 17:40 ` Jaegeuk Kim 2016-04-26 12:51 ` [f2fs-dev] [PATCH 1/7] f2fs: avoid needless lock for node pages when fsyncing a file Chao Yu 2016-04-26 12:51 ` Chao Yu
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