From f0e28280629e0ec7921f3179409a179b1ea41f24 Mon Sep 17 00:00:00 2001 From: Jeff Layton Date: Mon, 11 Dec 2017 06:35:19 -0500 Subject: xfs: convert to new i_version API Signed-off-by: Jeff Layton Acked-by: Darrick J. Wong Acked-by: Dave Chinner --- fs/xfs/libxfs/xfs_inode_buf.c | 7 +++++-- fs/xfs/xfs_icache.c | 5 +++-- fs/xfs/xfs_inode.c | 3 ++- fs/xfs/xfs_inode_item.c | 3 ++- fs/xfs/xfs_trans_inode.c | 4 +++- 5 files changed, 15 insertions(+), 7 deletions(-) (limited to 'fs/xfs') diff --git a/fs/xfs/libxfs/xfs_inode_buf.c b/fs/xfs/libxfs/xfs_inode_buf.c index 6b7989038d75..b9c0bf80669c 100644 --- a/fs/xfs/libxfs/xfs_inode_buf.c +++ b/fs/xfs/libxfs/xfs_inode_buf.c @@ -32,6 +32,8 @@ #include "xfs_ialloc.h" #include "xfs_dir2.h" +#include + /* * Check that none of the inode's in the buffer have a next * unlinked field of 0. @@ -264,7 +266,8 @@ xfs_inode_from_disk( to->di_flags = be16_to_cpu(from->di_flags); if (to->di_version == 3) { - inode->i_version = be64_to_cpu(from->di_changecount); + inode_set_iversion_queried(inode, + be64_to_cpu(from->di_changecount)); to->di_crtime.t_sec = be32_to_cpu(from->di_crtime.t_sec); to->di_crtime.t_nsec = be32_to_cpu(from->di_crtime.t_nsec); to->di_flags2 = be64_to_cpu(from->di_flags2); @@ -314,7 +317,7 @@ xfs_inode_to_disk( to->di_flags = cpu_to_be16(from->di_flags); if (from->di_version == 3) { - to->di_changecount = cpu_to_be64(inode->i_version); + to->di_changecount = cpu_to_be64(inode_peek_iversion(inode)); to->di_crtime.t_sec = cpu_to_be32(from->di_crtime.t_sec); to->di_crtime.t_nsec = cpu_to_be32(from->di_crtime.t_nsec); to->di_flags2 = cpu_to_be64(from->di_flags2); diff --git a/fs/xfs/xfs_icache.c b/fs/xfs/xfs_icache.c index 43005fbe8b1e..4c315adb05e6 100644 --- a/fs/xfs/xfs_icache.c +++ b/fs/xfs/xfs_icache.c @@ -37,6 +37,7 @@ #include #include +#include /* * Allocate and initialise an xfs_inode. @@ -293,14 +294,14 @@ xfs_reinit_inode( int error; uint32_t nlink = inode->i_nlink; uint32_t generation = inode->i_generation; - uint64_t version = inode->i_version; + uint64_t version = inode_peek_iversion(inode); umode_t mode = inode->i_mode; error = inode_init_always(mp->m_super, inode); set_nlink(inode, nlink); inode->i_generation = generation; - inode->i_version = version; + inode_set_iversion_queried(inode, version); inode->i_mode = mode; return error; } diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c index 801274126648..dfc5e60d8af3 100644 --- a/fs/xfs/xfs_inode.c +++ b/fs/xfs/xfs_inode.c @@ -16,6 +16,7 @@ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #include +#include #include "xfs.h" #include "xfs_fs.h" @@ -833,7 +834,7 @@ xfs_ialloc( ip->i_d.di_flags = 0; if (ip->i_d.di_version == 3) { - inode->i_version = 1; + inode_set_iversion(inode, 1); ip->i_d.di_flags2 = 0; ip->i_d.di_cowextsize = 0; ip->i_d.di_crtime.t_sec = (int32_t)tv.tv_sec; diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c index 6ee5c3bf19ad..7571abf5dfb3 100644 --- a/fs/xfs/xfs_inode_item.c +++ b/fs/xfs/xfs_inode_item.c @@ -30,6 +30,7 @@ #include "xfs_buf_item.h" #include "xfs_log.h" +#include kmem_zone_t *xfs_ili_zone; /* inode log item zone */ @@ -354,7 +355,7 @@ xfs_inode_to_log_dinode( to->di_next_unlinked = NULLAGINO; if (from->di_version == 3) { - to->di_changecount = inode->i_version; + to->di_changecount = inode_peek_iversion(inode); to->di_crtime.t_sec = from->di_crtime.t_sec; to->di_crtime.t_nsec = from->di_crtime.t_nsec; to->di_flags2 = from->di_flags2; diff --git a/fs/xfs/xfs_trans_inode.c b/fs/xfs/xfs_trans_inode.c index daa7615497f9..225544327c4f 100644 --- a/fs/xfs/xfs_trans_inode.c +++ b/fs/xfs/xfs_trans_inode.c @@ -28,6 +28,8 @@ #include "xfs_inode_item.h" #include "xfs_trace.h" +#include + /* * Add a locked inode to the transaction. * @@ -117,7 +119,7 @@ xfs_trans_log_inode( */ if (!(ip->i_itemp->ili_item.li_desc->lid_flags & XFS_LID_DIRTY) && IS_I_VERSION(VFS_I(ip))) { - VFS_I(ip)->i_version++; + inode_inc_iversion(VFS_I(ip)); flags |= XFS_ILOG_CORE; } -- cgit From d17260fd5f9cd5c112cbcbbfd3024186d34c02d7 Mon Sep 17 00:00:00 2001 From: Jeff Layton Date: Mon, 11 Dec 2017 06:35:23 -0500 Subject: xfs: avoid setting XFS_ILOG_CORE if i_version doesn't need incrementing If XFS_ILOG_CORE is already set then go ahead and increment it. Signed-off-by: Jeff Layton Acked-by: Darrick J. Wong Acked-by: Dave Chinner --- fs/xfs/xfs_trans_inode.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) (limited to 'fs/xfs') diff --git a/fs/xfs/xfs_trans_inode.c b/fs/xfs/xfs_trans_inode.c index 225544327c4f..4a89da4b6fe7 100644 --- a/fs/xfs/xfs_trans_inode.c +++ b/fs/xfs/xfs_trans_inode.c @@ -112,15 +112,17 @@ xfs_trans_log_inode( /* * First time we log the inode in a transaction, bump the inode change - * counter if it is configured for this to occur. We don't use - * inode_inc_version() because there is no need for extra locking around - * i_version as we already hold the inode locked exclusively for - * metadata modification. + * counter if it is configured for this to occur. While we have the + * inode locked exclusively for metadata modification, we can usually + * avoid setting XFS_ILOG_CORE if no one has queried the value since + * the last time it was incremented. If we have XFS_ILOG_CORE already + * set however, then go ahead and bump the i_version counter + * unconditionally. */ if (!(ip->i_itemp->ili_item.li_desc->lid_flags & XFS_LID_DIRTY) && IS_I_VERSION(VFS_I(ip))) { - inode_inc_iversion(VFS_I(ip)); - flags |= XFS_ILOG_CORE; + if (inode_maybe_inc_iversion(VFS_I(ip), flags & XFS_ILOG_CORE)) + flags |= XFS_ILOG_CORE; } tp->t_flags |= XFS_TRANS_DIRTY; -- cgit