From: "Darrick J. Wong" <darrick.wong@oracle.com> To: david@fromorbit.com, darrick.wong@oracle.com Cc: sandeen@redhat.com, linux-nfs@vger.kernel.org, linux-cifs@vger.kernel.org, linux-unionfs@vger.kernel.org, linux-xfs@vger.kernel.org, linux-mm@kvack.org, linux-btrfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, ocfs2-devel@oss.oracle.com Subject: [PATCH 22/28] ocfs2: remove ocfs2_reflink_remap_range Date: Sun, 21 Oct 2018 09:17:36 -0700 [thread overview] Message-ID: <154013865665.29026.16826908431108353571.stgit@magnolia> (raw) In-Reply-To: <154013850285.29026.16168387526580596209.stgit@magnolia> From: Darrick J. Wong <darrick.wong@oracle.com> Since ocfs2_remap_file_range is a thin shell around ocfs2_remap_remap_range, move everything from the latter into the former. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> --- fs/ocfs2/file.c | 68 +++++++++++++++++++++++++++- fs/ocfs2/refcounttree.c | 113 +++++++---------------------------------------- fs/ocfs2/refcounttree.h | 24 +++++++--- 3 files changed, 102 insertions(+), 103 deletions(-) diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index 8125c5ccf821..fe570824b991 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -2531,11 +2531,75 @@ static loff_t ocfs2_remap_file_range(struct file *file_in, loff_t pos_in, struct file *file_out, loff_t pos_out, loff_t len, unsigned int remap_flags) { + struct inode *inode_in = file_inode(file_in); + struct inode *inode_out = file_inode(file_out); + struct ocfs2_super *osb = OCFS2_SB(inode_in->i_sb); + struct buffer_head *in_bh = NULL, *out_bh = NULL; + bool same_inode = (inode_in == inode_out); + loff_t remapped = 0; + ssize_t ret; + if (remap_flags & ~(REMAP_FILE_DEDUP | REMAP_FILE_ADVISORY)) return -EINVAL; + if (!ocfs2_refcount_tree(osb)) + return -EOPNOTSUPP; + if (ocfs2_is_hard_readonly(osb) || ocfs2_is_soft_readonly(osb)) + return -EROFS; - return ocfs2_reflink_remap_range(file_in, pos_in, file_out, pos_out, - len, remap_flags); + /* Lock both files against IO */ + ret = ocfs2_reflink_inodes_lock(inode_in, &in_bh, inode_out, &out_bh); + if (ret) + return ret; + + /* Check file eligibility and prepare for block sharing. */ + ret = -EINVAL; + if ((OCFS2_I(inode_in)->ip_flags & OCFS2_INODE_SYSTEM_FILE) || + (OCFS2_I(inode_out)->ip_flags & OCFS2_INODE_SYSTEM_FILE)) + goto out_unlock; + + ret = generic_remap_file_range_prep(file_in, pos_in, file_out, pos_out, + &len, remap_flags); + if (ret < 0 || len == 0) + goto out_unlock; + + /* Lock out changes to the allocation maps and remap. */ + down_write(&OCFS2_I(inode_in)->ip_alloc_sem); + if (!same_inode) + down_write_nested(&OCFS2_I(inode_out)->ip_alloc_sem, + SINGLE_DEPTH_NESTING); + + /* Zap any page cache for the destination file's range. */ + truncate_inode_pages_range(&inode_out->i_data, + round_down(pos_out, PAGE_SIZE), + round_up(pos_out + len, PAGE_SIZE) - 1); + + remapped = ocfs2_reflink_remap_blocks(inode_in, in_bh, pos_in, + inode_out, out_bh, pos_out, len); + up_write(&OCFS2_I(inode_in)->ip_alloc_sem); + if (!same_inode) + up_write(&OCFS2_I(inode_out)->ip_alloc_sem); + if (remapped < 0) { + ret = remapped; + mlog_errno(ret); + goto out_unlock; + } + + /* + * Empty the extent map so that we may get the right extent + * record from the disk. + */ + ocfs2_extent_map_trunc(inode_in, 0); + ocfs2_extent_map_trunc(inode_out, 0); + + ret = ocfs2_reflink_update_dest(inode_out, out_bh, pos_out + len); + if (ret) { + mlog_errno(ret); + goto out_unlock; + } + +out_unlock: + ocfs2_reflink_inodes_unlock(inode_in, in_bh, inode_out, out_bh); + return remapped > 0 ? remapped : ret; } const struct inode_operations ocfs2_file_iops = { diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c index c7409578657b..dc66b80585ec 100644 --- a/fs/ocfs2/refcounttree.c +++ b/fs/ocfs2/refcounttree.c @@ -4468,9 +4468,9 @@ int ocfs2_reflink_ioctl(struct inode *inode, } /* Update destination inode size, if necessary. */ -static int ocfs2_reflink_update_dest(struct inode *dest, - struct buffer_head *d_bh, - loff_t newlen) +int ocfs2_reflink_update_dest(struct inode *dest, + struct buffer_head *d_bh, + loff_t newlen) { handle_t *handle; int ret; @@ -4621,13 +4621,13 @@ static loff_t ocfs2_reflink_remap_extent(struct inode *s_inode, } /* Set up refcount tree and remap s_inode to t_inode. */ -static loff_t ocfs2_reflink_remap_blocks(struct inode *s_inode, - struct buffer_head *s_bh, - loff_t pos_in, - struct inode *t_inode, - struct buffer_head *t_bh, - loff_t pos_out, - loff_t len) +loff_t ocfs2_reflink_remap_blocks(struct inode *s_inode, + struct buffer_head *s_bh, + loff_t pos_in, + struct inode *t_inode, + struct buffer_head *t_bh, + loff_t pos_out, + loff_t len) { struct ocfs2_cached_dealloc_ctxt dealloc; struct ocfs2_super *osb; @@ -4720,10 +4720,10 @@ static loff_t ocfs2_reflink_remap_blocks(struct inode *s_inode, } /* Lock an inode and grab a bh pointing to the inode. */ -static int ocfs2_reflink_inodes_lock(struct inode *s_inode, - struct buffer_head **bh1, - struct inode *t_inode, - struct buffer_head **bh2) +int ocfs2_reflink_inodes_lock(struct inode *s_inode, + struct buffer_head **bh1, + struct inode *t_inode, + struct buffer_head **bh2) { struct inode *inode1; struct inode *inode2; @@ -4808,10 +4808,10 @@ static int ocfs2_reflink_inodes_lock(struct inode *s_inode, } /* Unlock both inodes and release buffers. */ -static void ocfs2_reflink_inodes_unlock(struct inode *s_inode, - struct buffer_head *s_bh, - struct inode *t_inode, - struct buffer_head *t_bh) +void ocfs2_reflink_inodes_unlock(struct inode *s_inode, + struct buffer_head *s_bh, + struct inode *t_inode, + struct buffer_head *t_bh) { ocfs2_inode_unlock(s_inode, 1); ocfs2_rw_unlock(s_inode, 1); @@ -4823,80 +4823,3 @@ static void ocfs2_reflink_inodes_unlock(struct inode *s_inode, } unlock_two_nondirectories(s_inode, t_inode); } - -/* Link a range of blocks from one file to another. */ -loff_t ocfs2_reflink_remap_range(struct file *file_in, - loff_t pos_in, - struct file *file_out, - loff_t pos_out, - loff_t len, - unsigned int remap_flags) -{ - struct inode *inode_in = file_inode(file_in); - struct inode *inode_out = file_inode(file_out); - struct ocfs2_super *osb = OCFS2_SB(inode_in->i_sb); - struct buffer_head *in_bh = NULL, *out_bh = NULL; - bool same_inode = (inode_in == inode_out); - loff_t remapped = 0; - ssize_t ret; - - if (!ocfs2_refcount_tree(osb)) - return -EOPNOTSUPP; - if (ocfs2_is_hard_readonly(osb) || ocfs2_is_soft_readonly(osb)) - return -EROFS; - - /* Lock both files against IO */ - ret = ocfs2_reflink_inodes_lock(inode_in, &in_bh, inode_out, &out_bh); - if (ret) - return ret; - - /* Check file eligibility and prepare for block sharing. */ - ret = -EINVAL; - if ((OCFS2_I(inode_in)->ip_flags & OCFS2_INODE_SYSTEM_FILE) || - (OCFS2_I(inode_out)->ip_flags & OCFS2_INODE_SYSTEM_FILE)) - goto out_unlock; - - ret = generic_remap_file_range_prep(file_in, pos_in, file_out, pos_out, - &len, remap_flags); - if (ret < 0 || len == 0) - goto out_unlock; - - /* Lock out changes to the allocation maps and remap. */ - down_write(&OCFS2_I(inode_in)->ip_alloc_sem); - if (!same_inode) - down_write_nested(&OCFS2_I(inode_out)->ip_alloc_sem, - SINGLE_DEPTH_NESTING); - - /* Zap any page cache for the destination file's range. */ - truncate_inode_pages_range(&inode_out->i_data, - round_down(pos_out, PAGE_SIZE), - round_up(pos_out + len, PAGE_SIZE) - 1); - - remapped = ocfs2_reflink_remap_blocks(inode_in, in_bh, pos_in, - inode_out, out_bh, pos_out, len); - up_write(&OCFS2_I(inode_in)->ip_alloc_sem); - if (!same_inode) - up_write(&OCFS2_I(inode_out)->ip_alloc_sem); - if (remapped < 0) { - ret = remapped; - mlog_errno(ret); - goto out_unlock; - } - - /* - * Empty the extent map so that we may get the right extent - * record from the disk. - */ - ocfs2_extent_map_trunc(inode_in, 0); - ocfs2_extent_map_trunc(inode_out, 0); - - ret = ocfs2_reflink_update_dest(inode_out, out_bh, pos_out + len); - if (ret) { - mlog_errno(ret); - goto out_unlock; - } - -out_unlock: - ocfs2_reflink_inodes_unlock(inode_in, in_bh, inode_out, out_bh); - return remapped > 0 ? remapped : ret; -} diff --git a/fs/ocfs2/refcounttree.h b/fs/ocfs2/refcounttree.h index 9e64daba395d..e9e862be4a1e 100644 --- a/fs/ocfs2/refcounttree.h +++ b/fs/ocfs2/refcounttree.h @@ -115,11 +115,23 @@ int ocfs2_reflink_ioctl(struct inode *inode, const char __user *oldname, const char __user *newname, bool preserve); -loff_t ocfs2_reflink_remap_range(struct file *file_in, - loff_t pos_in, - struct file *file_out, - loff_t pos_out, - loff_t len, - unsigned int remap_flags); +loff_t ocfs2_reflink_remap_blocks(struct inode *s_inode, + struct buffer_head *s_bh, + loff_t pos_in, + struct inode *t_inode, + struct buffer_head *t_bh, + loff_t pos_out, + loff_t len); +int ocfs2_reflink_inodes_lock(struct inode *s_inode, + struct buffer_head **bh1, + struct inode *t_inode, + struct buffer_head **bh2); +void ocfs2_reflink_inodes_unlock(struct inode *s_inode, + struct buffer_head *s_bh, + struct inode *t_inode, + struct buffer_head *t_bh); +int ocfs2_reflink_update_dest(struct inode *dest, + struct buffer_head *d_bh, + loff_t newlen); #endif /* OCFS2_REFCOUNTTREE_H */
WARNING: multiple messages have this Message-ID (diff)
From: Darrick J. Wong <darrick.wong@oracle.com> To: david@fromorbit.com, darrick.wong@oracle.com Cc: sandeen@redhat.com, linux-nfs@vger.kernel.org, linux-cifs@vger.kernel.org, linux-unionfs@vger.kernel.org, linux-xfs@vger.kernel.org, linux-mm@kvack.org, linux-btrfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, ocfs2-devel@oss.oracle.com Subject: [Ocfs2-devel] [PATCH 22/28] ocfs2: remove ocfs2_reflink_remap_range Date: Sun, 21 Oct 2018 09:17:36 -0700 [thread overview] Message-ID: <154013865665.29026.16826908431108353571.stgit@magnolia> (raw) In-Reply-To: <154013850285.29026.16168387526580596209.stgit@magnolia> From: Darrick J. Wong <darrick.wong@oracle.com> Since ocfs2_remap_file_range is a thin shell around ocfs2_remap_remap_range, move everything from the latter into the former. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> --- fs/ocfs2/file.c | 68 +++++++++++++++++++++++++++- fs/ocfs2/refcounttree.c | 113 +++++++---------------------------------------- fs/ocfs2/refcounttree.h | 24 +++++++--- 3 files changed, 102 insertions(+), 103 deletions(-) diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index 8125c5ccf821..fe570824b991 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -2531,11 +2531,75 @@ static loff_t ocfs2_remap_file_range(struct file *file_in, loff_t pos_in, struct file *file_out, loff_t pos_out, loff_t len, unsigned int remap_flags) { + struct inode *inode_in = file_inode(file_in); + struct inode *inode_out = file_inode(file_out); + struct ocfs2_super *osb = OCFS2_SB(inode_in->i_sb); + struct buffer_head *in_bh = NULL, *out_bh = NULL; + bool same_inode = (inode_in == inode_out); + loff_t remapped = 0; + ssize_t ret; + if (remap_flags & ~(REMAP_FILE_DEDUP | REMAP_FILE_ADVISORY)) return -EINVAL; + if (!ocfs2_refcount_tree(osb)) + return -EOPNOTSUPP; + if (ocfs2_is_hard_readonly(osb) || ocfs2_is_soft_readonly(osb)) + return -EROFS; - return ocfs2_reflink_remap_range(file_in, pos_in, file_out, pos_out, - len, remap_flags); + /* Lock both files against IO */ + ret = ocfs2_reflink_inodes_lock(inode_in, &in_bh, inode_out, &out_bh); + if (ret) + return ret; + + /* Check file eligibility and prepare for block sharing. */ + ret = -EINVAL; + if ((OCFS2_I(inode_in)->ip_flags & OCFS2_INODE_SYSTEM_FILE) || + (OCFS2_I(inode_out)->ip_flags & OCFS2_INODE_SYSTEM_FILE)) + goto out_unlock; + + ret = generic_remap_file_range_prep(file_in, pos_in, file_out, pos_out, + &len, remap_flags); + if (ret < 0 || len == 0) + goto out_unlock; + + /* Lock out changes to the allocation maps and remap. */ + down_write(&OCFS2_I(inode_in)->ip_alloc_sem); + if (!same_inode) + down_write_nested(&OCFS2_I(inode_out)->ip_alloc_sem, + SINGLE_DEPTH_NESTING); + + /* Zap any page cache for the destination file's range. */ + truncate_inode_pages_range(&inode_out->i_data, + round_down(pos_out, PAGE_SIZE), + round_up(pos_out + len, PAGE_SIZE) - 1); + + remapped = ocfs2_reflink_remap_blocks(inode_in, in_bh, pos_in, + inode_out, out_bh, pos_out, len); + up_write(&OCFS2_I(inode_in)->ip_alloc_sem); + if (!same_inode) + up_write(&OCFS2_I(inode_out)->ip_alloc_sem); + if (remapped < 0) { + ret = remapped; + mlog_errno(ret); + goto out_unlock; + } + + /* + * Empty the extent map so that we may get the right extent + * record from the disk. + */ + ocfs2_extent_map_trunc(inode_in, 0); + ocfs2_extent_map_trunc(inode_out, 0); + + ret = ocfs2_reflink_update_dest(inode_out, out_bh, pos_out + len); + if (ret) { + mlog_errno(ret); + goto out_unlock; + } + +out_unlock: + ocfs2_reflink_inodes_unlock(inode_in, in_bh, inode_out, out_bh); + return remapped > 0 ? remapped : ret; } const struct inode_operations ocfs2_file_iops = { diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c index c7409578657b..dc66b80585ec 100644 --- a/fs/ocfs2/refcounttree.c +++ b/fs/ocfs2/refcounttree.c @@ -4468,9 +4468,9 @@ int ocfs2_reflink_ioctl(struct inode *inode, } /* Update destination inode size, if necessary. */ -static int ocfs2_reflink_update_dest(struct inode *dest, - struct buffer_head *d_bh, - loff_t newlen) +int ocfs2_reflink_update_dest(struct inode *dest, + struct buffer_head *d_bh, + loff_t newlen) { handle_t *handle; int ret; @@ -4621,13 +4621,13 @@ static loff_t ocfs2_reflink_remap_extent(struct inode *s_inode, } /* Set up refcount tree and remap s_inode to t_inode. */ -static loff_t ocfs2_reflink_remap_blocks(struct inode *s_inode, - struct buffer_head *s_bh, - loff_t pos_in, - struct inode *t_inode, - struct buffer_head *t_bh, - loff_t pos_out, - loff_t len) +loff_t ocfs2_reflink_remap_blocks(struct inode *s_inode, + struct buffer_head *s_bh, + loff_t pos_in, + struct inode *t_inode, + struct buffer_head *t_bh, + loff_t pos_out, + loff_t len) { struct ocfs2_cached_dealloc_ctxt dealloc; struct ocfs2_super *osb; @@ -4720,10 +4720,10 @@ static loff_t ocfs2_reflink_remap_blocks(struct inode *s_inode, } /* Lock an inode and grab a bh pointing to the inode. */ -static int ocfs2_reflink_inodes_lock(struct inode *s_inode, - struct buffer_head **bh1, - struct inode *t_inode, - struct buffer_head **bh2) +int ocfs2_reflink_inodes_lock(struct inode *s_inode, + struct buffer_head **bh1, + struct inode *t_inode, + struct buffer_head **bh2) { struct inode *inode1; struct inode *inode2; @@ -4808,10 +4808,10 @@ static int ocfs2_reflink_inodes_lock(struct inode *s_inode, } /* Unlock both inodes and release buffers. */ -static void ocfs2_reflink_inodes_unlock(struct inode *s_inode, - struct buffer_head *s_bh, - struct inode *t_inode, - struct buffer_head *t_bh) +void ocfs2_reflink_inodes_unlock(struct inode *s_inode, + struct buffer_head *s_bh, + struct inode *t_inode, + struct buffer_head *t_bh) { ocfs2_inode_unlock(s_inode, 1); ocfs2_rw_unlock(s_inode, 1); @@ -4823,80 +4823,3 @@ static void ocfs2_reflink_inodes_unlock(struct inode *s_inode, } unlock_two_nondirectories(s_inode, t_inode); } - -/* Link a range of blocks from one file to another. */ -loff_t ocfs2_reflink_remap_range(struct file *file_in, - loff_t pos_in, - struct file *file_out, - loff_t pos_out, - loff_t len, - unsigned int remap_flags) -{ - struct inode *inode_in = file_inode(file_in); - struct inode *inode_out = file_inode(file_out); - struct ocfs2_super *osb = OCFS2_SB(inode_in->i_sb); - struct buffer_head *in_bh = NULL, *out_bh = NULL; - bool same_inode = (inode_in == inode_out); - loff_t remapped = 0; - ssize_t ret; - - if (!ocfs2_refcount_tree(osb)) - return -EOPNOTSUPP; - if (ocfs2_is_hard_readonly(osb) || ocfs2_is_soft_readonly(osb)) - return -EROFS; - - /* Lock both files against IO */ - ret = ocfs2_reflink_inodes_lock(inode_in, &in_bh, inode_out, &out_bh); - if (ret) - return ret; - - /* Check file eligibility and prepare for block sharing. */ - ret = -EINVAL; - if ((OCFS2_I(inode_in)->ip_flags & OCFS2_INODE_SYSTEM_FILE) || - (OCFS2_I(inode_out)->ip_flags & OCFS2_INODE_SYSTEM_FILE)) - goto out_unlock; - - ret = generic_remap_file_range_prep(file_in, pos_in, file_out, pos_out, - &len, remap_flags); - if (ret < 0 || len == 0) - goto out_unlock; - - /* Lock out changes to the allocation maps and remap. */ - down_write(&OCFS2_I(inode_in)->ip_alloc_sem); - if (!same_inode) - down_write_nested(&OCFS2_I(inode_out)->ip_alloc_sem, - SINGLE_DEPTH_NESTING); - - /* Zap any page cache for the destination file's range. */ - truncate_inode_pages_range(&inode_out->i_data, - round_down(pos_out, PAGE_SIZE), - round_up(pos_out + len, PAGE_SIZE) - 1); - - remapped = ocfs2_reflink_remap_blocks(inode_in, in_bh, pos_in, - inode_out, out_bh, pos_out, len); - up_write(&OCFS2_I(inode_in)->ip_alloc_sem); - if (!same_inode) - up_write(&OCFS2_I(inode_out)->ip_alloc_sem); - if (remapped < 0) { - ret = remapped; - mlog_errno(ret); - goto out_unlock; - } - - /* - * Empty the extent map so that we may get the right extent - * record from the disk. - */ - ocfs2_extent_map_trunc(inode_in, 0); - ocfs2_extent_map_trunc(inode_out, 0); - - ret = ocfs2_reflink_update_dest(inode_out, out_bh, pos_out + len); - if (ret) { - mlog_errno(ret); - goto out_unlock; - } - -out_unlock: - ocfs2_reflink_inodes_unlock(inode_in, in_bh, inode_out, out_bh); - return remapped > 0 ? remapped : ret; -} diff --git a/fs/ocfs2/refcounttree.h b/fs/ocfs2/refcounttree.h index 9e64daba395d..e9e862be4a1e 100644 --- a/fs/ocfs2/refcounttree.h +++ b/fs/ocfs2/refcounttree.h @@ -115,11 +115,23 @@ int ocfs2_reflink_ioctl(struct inode *inode, const char __user *oldname, const char __user *newname, bool preserve); -loff_t ocfs2_reflink_remap_range(struct file *file_in, - loff_t pos_in, - struct file *file_out, - loff_t pos_out, - loff_t len, - unsigned int remap_flags); +loff_t ocfs2_reflink_remap_blocks(struct inode *s_inode, + struct buffer_head *s_bh, + loff_t pos_in, + struct inode *t_inode, + struct buffer_head *t_bh, + loff_t pos_out, + loff_t len); +int ocfs2_reflink_inodes_lock(struct inode *s_inode, + struct buffer_head **bh1, + struct inode *t_inode, + struct buffer_head **bh2); +void ocfs2_reflink_inodes_unlock(struct inode *s_inode, + struct buffer_head *s_bh, + struct inode *t_inode, + struct buffer_head *t_bh); +int ocfs2_reflink_update_dest(struct inode *dest, + struct buffer_head *d_bh, + loff_t newlen); #endif /* OCFS2_REFCOUNTTREE_H */
next prev parent reply other threads:[~2018-10-21 16:17 UTC|newest] Thread overview: 83+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-10-21 16:15 [PATCH v6 00/28] fs: fixes for serious clone/dedupe problems Darrick J. Wong 2018-10-21 16:15 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:15 ` [PATCH 01/28] vfs: vfs_clone_file_prep_inodes should return EINVAL for a clone from beyond EOF Darrick J. Wong 2018-10-21 16:15 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:15 ` [PATCH 02/28] vfs: check file ranges before cloning files Darrick J. Wong 2018-10-21 16:15 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:15 ` [PATCH 03/28] vfs: exit early from zero length remap operations Darrick J. Wong 2018-10-21 16:15 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:15 ` [PATCH 04/28] vfs: strengthen checking of file range inputs to generic_remap_checks Darrick J. Wong 2018-10-21 16:15 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:15 ` [PATCH 05/28] vfs: avoid problematic remapping requests into partial EOF block Darrick J. Wong 2018-10-21 16:15 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:15 ` Darrick J. Wong 2018-10-21 16:15 ` [PATCH 06/28] vfs: skip zero-length dedupe requests Darrick J. Wong 2018-10-21 16:15 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:15 ` [PATCH 07/28] vfs: rename vfs_clone_file_prep to be more descriptive Darrick J. Wong 2018-10-21 16:15 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:15 ` [PATCH 08/28] vfs: rename clone_verify_area to remap_verify_area Darrick J. Wong 2018-10-21 16:15 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:16 ` [PATCH 09/28] vfs: combine the clone and dedupe into a single remap_file_range Darrick J. Wong 2018-10-21 16:16 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:16 ` [PATCH 10/28] vfs: pass remap flags to generic_remap_file_range_prep Darrick J. Wong 2018-10-21 16:16 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:16 ` [PATCH 11/28] vfs: pass remap flags to generic_remap_checks Darrick J. Wong 2018-10-21 16:16 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:16 ` Darrick J. Wong 2018-10-21 16:16 ` [PATCH 12/28] vfs: remap helper should update destination inode metadata Darrick J. Wong 2018-10-21 16:16 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:16 ` [PATCH 13/28] vfs: make remap_file_range functions take and return bytes completed Darrick J. Wong 2018-10-21 16:16 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:16 ` [PATCH 14/28] vfs: plumb remap flags through the vfs clone functions Darrick J. Wong 2018-10-21 16:16 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:16 ` [PATCH 15/28] vfs: plumb remap flags through the vfs dedupe functions Darrick J. Wong 2018-10-21 16:16 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:16 ` [PATCH 16/28] vfs: enable remap callers that can handle short operations Darrick J. Wong 2018-10-21 16:16 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:17 ` [PATCH 17/28] vfs: hide file range comparison function Darrick J. Wong 2018-10-21 16:17 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:17 ` Darrick J. Wong 2018-10-21 16:17 ` [PATCH 18/28] vfs: clean up generic_remap_file_range_prep return value Darrick J. Wong 2018-10-21 16:17 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:17 ` Darrick J. Wong 2018-10-21 16:17 ` [PATCH 19/28] ocfs2: truncate page cache for clone destination file before remapping Darrick J. Wong 2018-10-21 16:17 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:17 ` [PATCH 20/28] ocfs2: fix pagecache truncation prior to reflink Darrick J. Wong 2018-10-21 16:17 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:17 ` [PATCH 21/28] ocfs2: support partial clone range and dedupe range Darrick J. Wong 2018-10-21 16:17 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:17 ` Darrick J. Wong [this message] 2018-10-21 16:17 ` [Ocfs2-devel] [PATCH 22/28] ocfs2: remove ocfs2_reflink_remap_range Darrick J. Wong 2018-10-21 16:17 ` [PATCH 23/28] xfs: fix pagecache truncation prior to reflink Darrick J. Wong 2018-10-21 16:17 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:17 ` Darrick J. Wong 2018-10-21 16:17 ` [PATCH 24/28] xfs: clean up xfs_reflink_remap_blocks call site Darrick J. Wong 2018-10-21 16:17 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-22 2:11 ` Dave Chinner 2018-10-22 2:11 ` [Ocfs2-devel] " Dave Chinner 2018-10-21 16:17 ` [PATCH 25/28] xfs: support returning partial reflink results Darrick J. Wong 2018-10-21 16:17 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:17 ` Darrick J. Wong 2018-10-22 2:14 ` Dave Chinner 2018-10-22 2:14 ` [Ocfs2-devel] " Dave Chinner 2018-10-21 16:18 ` [PATCH 26/28] xfs: remove redundant remap partial EOF block checks Darrick J. Wong 2018-10-21 16:18 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-21 16:18 ` [PATCH 27/28] xfs: remove xfs_reflink_remap_range Darrick J. Wong 2018-10-21 16:18 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-22 2:17 ` Dave Chinner 2018-10-22 2:17 ` [Ocfs2-devel] " Dave Chinner 2018-10-21 16:18 ` [PATCH 28/28] xfs: remove [cm]time update from reflink calls Darrick J. Wong 2018-10-21 16:18 ` [Ocfs2-devel] " Darrick J. Wong 2018-10-22 2:18 ` Dave Chinner 2018-10-22 2:18 ` [Ocfs2-devel] " Dave Chinner 2018-10-22 2:21 ` [PATCH v6 00/28] fs: fixes for serious clone/dedupe problems Dave Chinner 2018-10-22 2:21 ` [Ocfs2-devel] " Dave Chinner 2018-10-22 4:37 ` Dave Chinner 2018-10-22 4:37 ` [Ocfs2-devel] " Dave Chinner 2018-10-22 4:52 ` Al Viro 2018-10-22 4:52 ` [Ocfs2-devel] " Al Viro 2018-10-22 5:08 ` Dave Chinner 2018-10-22 5:08 ` [Ocfs2-devel] " Dave Chinner 2018-10-22 5:42 ` Amir Goldstein 2018-10-22 6:55 ` Dave Chinner 2018-10-22 6:55 ` [Ocfs2-devel] " Dave Chinner
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