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2020-09-25xfs: remove the unused parameter id from xfs_qm_dqattach_oneKaixu Xia
Since we never use the second parameter id, so remove it from xfs_qm_dqattach_one() function. Signed-off-by: Kaixu Xia <kaixuxia@tencent.com> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
2020-09-25xfs: remove the redundant crc feature check in xfs_attr3_rmt_verifyKaixu Xia
We already check whether the crc feature is enabled before calling xfs_attr3_rmt_verify(), so remove the redundant feature check in that function. Signed-off-by: Kaixu Xia <kaixuxia@tencent.com> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
2020-09-25xfs: fix some commentsKaixu Xia
Fix the comments to help people understand the code. Signed-off-by: Kaixu Xia <kaixuxia@tencent.com> [darrick: fix the indenting problems too] Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
2020-09-25xfs: remove the unnecessary xfs_dqid_t type castKaixu Xia
Since the type prid_t and xfs_dqid_t both are uint32_t, seems the type cast is unnecessary, so remove it. Signed-off-by: Kaixu Xia <kaixuxia@tencent.com> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
2020-09-25xfs: use the existing type definition for di_projidKaixu Xia
We have already defined the project ID type prid_t, so maybe should use it here. Signed-off-by: Kaixu Xia <kaixuxia@tencent.com> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
2020-09-25xfs: remove the unused SYNCHRONIZE macroKaixu Xia
There are no callers of the SYNCHRONIZE() macro, so remove it. Signed-off-by: Kaixu Xia <kaixuxia@tencent.com> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
2020-09-23xfs: clean up calculation of LR header blocksGao Xiang
Let's use DIV_ROUND_UP() to calculate log record header blocks as what did in xlog_get_iclog_buffer_size() and wrap up a common helper for log recovery. Reviewed-by: Brian Foster <bfoster@redhat.com> Signed-off-by: Gao Xiang <hsiangkao@redhat.com> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2020-09-23xfs: avoid LR buffer overrun due to crafted h_lenGao Xiang
Currently, crafted h_len has been blocked for the log header of the tail block in commit a70f9fe52daa ("xfs: detect and handle invalid iclog size set by mkfs"). However, each log record could still have crafted h_len and cause log record buffer overrun. So let's check h_len vs buffer size for each log record as well. Signed-off-by: Gao Xiang <hsiangkao@redhat.com> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Brian Foster <bfoster@redhat.com>
2020-09-23xfs: don't release log intent items when recovery failsDarrick J. Wong
Nowadays, log recovery will call ->release on the recovered intent items if recovery fails. Therefore, it's redundant to release them from inside the ->recover functions when they're about to return an error. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Dave Chinner <dchinner@redhat.com>
2020-09-23xfs: attach inode to dquot in xfs_bui_item_recoverDarrick J. Wong
In the bmap intent item recovery code, we must be careful to attach the inode to its dquots (if quotas are enabled) so that a change in the shape of the bmap btree doesn't cause the quota counters to be incorrect. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Dave Chinner <dchinner@redhat.com>
2020-09-23xfs: log new intent items created as part of finishing recovered intent itemsDarrick J. Wong
During a code inspection, I found a serious bug in the log intent item recovery code when an intent item cannot complete all the work and decides to requeue itself to get that done. When this happens, the item recovery creates a new incore deferred op representing the remaining work and attaches it to the transaction that it allocated. At the end of _item_recover, it moves the entire chain of deferred ops to the dummy parent_tp that xlog_recover_process_intents passed to it, but fail to log a new intent item for the remaining work before committing the transaction for the single unit of work. xlog_finish_defer_ops logs those new intent items once recovery has finished dealing with the intent items that it recovered, but this isn't sufficient. If the log is forced to disk after a recovered log item decides to requeue itself and the system goes down before we call xlog_finish_defer_ops, the second log recovery will never see the new intent item and therefore has no idea that there was more work to do. It will finish recovery leaving the filesystem in a corrupted state. The same logic applies to /any/ deferred ops added during intent item recovery, not just the one handling the remaining work. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Dave Chinner <dchinner@redhat.com>
2020-09-23xfs: check dabtree node hash values when loading child blocksDarrick J. Wong
When xchk_da_btree_block is loading a non-root dabtree block, we know that the parent block had to have a (hashval, address) pointer to the block that we just loaded. Check that the hashval in the parent matches the block we just loaded. This was found by fuzzing nbtree[3].hashval = ones in xfs/394. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Dave Chinner <dchinner@redhat.com>
2020-09-23xfs: don't free rt blocks when we're doing a REMAP bunmapi callDarrick J. Wong
When callers pass XFS_BMAPI_REMAP into xfs_bunmapi, they want the extent to be unmapped from the given file fork without the extent being freed. We do this for non-rt files, but we forgot to do this for realtime files. So far this isn't a big deal since nobody makes a bunmapi call to a rt file with the REMAP flag set, but don't leave a logic bomb. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Dave Chinner <dchinner@redhat.com>
2020-09-23xfs: Set xfs_buf's b_ops member when zeroing bitmap/summary filesChandan Babu R
In xfs_growfs_rt(), we enlarge bitmap and summary files by allocating new blocks for both files. For each of the new blocks allocated, we allocate an xfs_buf, zero the payload, log the contents and commit the transaction. Hence these buffers will eventually find themselves appended to list at xfs_ail->ail_buf_list. Later, xfs_growfs_rt() loops across all of the new blocks belonging to the bitmap inode to set the bitmap values to 1. In doing so, it allocates a new transaction and invokes the following sequence of functions, - xfs_rtfree_range() - xfs_rtmodify_range() - xfs_rtbuf_get() We pass '&xfs_rtbuf_ops' as the ops pointer to xfs_trans_read_buf(). - xfs_trans_read_buf() We find the xfs_buf of interest in per-ag hash table, invoke xfs_buf_reverify() which ends up assigning '&xfs_rtbuf_ops' to xfs_buf->b_ops. On the other hand, if xfs_growfs_rt_alloc() had allocated a few blocks for the bitmap inode and returned with an error, all the xfs_bufs corresponding to the new bitmap blocks that have been allocated would continue to be on xfs_ail->ail_buf_list list without ever having a non-NULL value assigned to their b_ops members. An AIL flush operation would then trigger the following warning message to be printed on the console, XFS (loop0): _xfs_buf_ioapply: no buf ops on daddr 0x58 len 8 00000000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00000010: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00000020: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00000030: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00000040: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00000050: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00000060: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ CPU: 3 PID: 449 Comm: xfsaild/loop0 Not tainted 5.8.0-rc4-chandan-00038-g4d8c2b9de9ab-dirty #37 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: dump_stack+0x57/0x70 _xfs_buf_ioapply+0x37c/0x3b0 ? xfs_rw_bdev+0x1e0/0x1e0 ? xfs_buf_delwri_submit_buffers+0xd4/0x210 __xfs_buf_submit+0x6d/0x1f0 xfs_buf_delwri_submit_buffers+0xd4/0x210 xfsaild+0x2c8/0x9e0 ? __switch_to_asm+0x42/0x70 ? xfs_trans_ail_cursor_first+0x80/0x80 kthread+0xfe/0x140 ? kthread_park+0x90/0x90 ret_from_fork+0x22/0x30 This message indicates that the xfs_buf had its b_ops member set to NULL. This commit fixes the issue by assigning "&xfs_rtbuf_ops" to b_ops member of each of the xfs_bufs logged by xfs_growfs_rt_alloc(). Signed-off-by: Chandan Babu R <chandanrlinux@gmail.com> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2020-09-21xfs: Set xfs_buf type flag when growing summary/bitmap filesChandan Babu R
The following sequence of commands, mkfs.xfs -f -m reflink=0 -r rtdev=/dev/loop1,size=10M /dev/loop0 mount -o rtdev=/dev/loop1 /dev/loop0 /mnt xfs_growfs /mnt ... causes the following call trace to be printed on the console, XFS: Assertion failed: (bip->bli_flags & XFS_BLI_STALE) || (xfs_blft_from_flags(&bip->__bli_format) > XFS_BLFT_UNKNOWN_BUF && xfs_blft_from_flags(&bip->__bli_format) < XFS_BLFT_MAX_BUF), file: fs/xfs/xfs_buf_item.c, line: 331 Call Trace: xfs_buf_item_format+0x632/0x680 ? kmem_alloc_large+0x29/0x90 ? kmem_alloc+0x70/0x120 ? xfs_log_commit_cil+0x132/0x940 xfs_log_commit_cil+0x26f/0x940 ? xfs_buf_item_init+0x1ad/0x240 ? xfs_growfs_rt_alloc+0x1fc/0x280 __xfs_trans_commit+0xac/0x370 xfs_growfs_rt_alloc+0x1fc/0x280 xfs_growfs_rt+0x1a0/0x5e0 xfs_file_ioctl+0x3fd/0xc70 ? selinux_file_ioctl+0x174/0x220 ksys_ioctl+0x87/0xc0 __x64_sys_ioctl+0x16/0x20 do_syscall_64+0x3e/0x70 entry_SYSCALL_64_after_hwframe+0x44/0xa9 This occurs because the buffer being formatted has the value of XFS_BLFT_UNKNOWN_BUF assigned to the 'type' subfield of bip->bli_formats->blf_flags. This commit fixes the issue by assigning one of XFS_BLFT_RTSUMMARY_BUF and XFS_BLFT_RTBITMAP_BUF to the 'type' subfield of bip->bli_formats->blf_flags before committing the corresponding transaction. Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Chandan Babu R <chandanrlinux@gmail.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2020-09-21xfs: drop extra transaction roll from inode extent truncateBrian Foster
The inode extent truncate path unmaps extents from the inode block mapping, finishes deferred ops to free the associated extents and then explicitly rolls the transaction before processing the next extent. The latter extent roll is spurious as xfs_defer_finish() always returns a clean transaction and automatically relogs inodes attached to the transaction (with lock_flags == 0). This can unnecessarily increase the number of log ticket regrants that occur during a long running truncate operation. Remove the explicit transaction roll. Signed-off-by: Brian Foster <bfoster@redhat.com> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2020-09-15xfs: deprecate the V4 formatDarrick J. Wong
The V4 filesystem format contains known weaknesses in the on-disk format that make metadata verification diffiult. In addition, the format does not support dates past 2038 and will not be upgraded to do so. We should start the process of retiring the old format to close off attack surfaces and to encourage users to migrate onto V5. Therefore, make XFS V4 support a configurable option. For the first period it will be default Y in case some distributors want to withdraw support early; for the second period it will be default N so that anyone who wishes to continue support can do so; and after that, support will be removed from the kernel. Dates for these events have been added to the upstream kernel. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Eric Sandeen <sandeen@redhat.com>
2020-09-15xfs: don't propagate RTINHERIT -> REALTIME when there is no rtdevDarrick J. Wong
While running generic/042 with -drtinherit=1 set in MKFS_OPTIONS, I observed that the kernel will gladly set the realtime flag on any file created on the loopback filesystem even though that filesystem doesn't actually have a realtime device attached. This leads to verifier failures and doesn't make any sense, so be smarter about this. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
2020-09-15xfs: refactor inode flags propagation codeDarrick J. Wong
Hoist the code that propagates di_flags and di_flags2 from a parent to a new child into separate functions. No functional changes. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
2020-09-15xfs: ensure that fpunch, fcollapse, and finsert operations are aligned to rt ↵Darrick J. Wong
extent size Make sure that any fallocate operation that requires the range to be block-aligned also checks that the range is aligned to the realtime extent size. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
2020-09-15xfs: make sure the rt allocator doesn't run off the endDarrick J. Wong
There's an overflow bug in the realtime allocator. If the rt volume is large enough to handle a single allocation request that is larger than the maximum bmap extent length and the rt bitmap ends exactly on a bitmap block boundary, it's possible that the near allocator will try to check the freeness of a range that extends past the end of the bitmap. This fails with a corruption error and shuts down the fs. Therefore, constrain maxlen so that the range scan cannot run off the end of the rt bitmap. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
2020-09-15xfs: Remove unneeded semicolonZheng Bin
Fixes coccicheck warning: fs/xfs/xfs_icache.c:1214:2-3: Unneeded semicolon Signed-off-by: Zheng Bin <zhengbin13@huawei.com> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2020-09-15xfs: force the log after remapping a synchronous-writes fileDarrick J. Wong
Commit 5833112df7e9 tried to make it so that a remap operation would force the log out to disk if the filesystem is mounted with mandatory synchronous writes. Unfortunately, that commit failed to handle the case where the inode or the file descriptor require mandatory synchronous writes. Refactor the check into into a helper that will look for all three conditions, and now we can treat reflink just like any other synchronous write. Fixes: 5833112df7e9 ("xfs: reflink should force the log out if mounted with wsync") Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Brian Foster <bfoster@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
2020-09-15xfs: Convert xfs_attr_sf macros to inline functionsCarlos Maiolino
xfs_attr_sf_totsize() requires access to xfs_inode structure, so, once xfs_attr_shortform_addname() is its only user, move it to xfs_attr.c instead of playing with more #includes. Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Carlos Maiolino <cmaiolino@redhat.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2020-09-15xfs: Use variable-size array for nameval in xfs_attr_sf_entryCarlos Maiolino
nameval is a variable-size array, so, define it as it, and remove all the -1 magic number subtractions Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Carlos Maiolino <cmaiolino@redhat.com> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2020-09-15xfs: Remove typedef xfs_attr_shortform_tCarlos Maiolino
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Carlos Maiolino <cmaiolino@redhat.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2020-09-15xfs: remove typedef xfs_attr_sf_entry_tCarlos Maiolino
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Carlos Maiolino <cmaiolino@redhat.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2020-09-15xfs: Remove kmem_zalloc_large()Carlos Maiolino
This patch aims to replace kmem_zalloc_large() with global kernel memory API. So, all its callers are now using kvzalloc() directly, so kmalloc() fallsback to vmalloc() automatically. Signed-off-by: Carlos Maiolino <cmaiolino@redhat.com> Reviewed-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2020-09-15xfs: enable big timestampsDarrick J. Wong
Enable the big timestamp feature. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Reviewed-by: Allison Collins <allison.henderson@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Gao Xiang <hsiangkao@redhat.com> Reviewed-by: Dave Chinner <dchinner@redhat.com>
2020-09-15xfs: trace timestamp limitsDarrick J. Wong
Add a couple of tracepoints so that we can check the timestamp limits being set on inodes and quotas. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Allison Collins <allison.henderson@oracle.com> Reviewed-by: Gao Xiang <hsiangkao@redhat.com> Reviewed-by: Dave Chinner <dchinner@redhat.com>
2020-09-15xfs: widen ondisk quota expiration timestamps to handle y2038+Darrick J. Wong
Enable the bigtime feature for quota timers. We decrease the accuracy of the timers to ~4s in exchange for being able to set timers up to the bigtime maximum. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Allison Collins <allison.henderson@oracle.com> Reviewed-by: Dave Chinner <dchinner@redhat.com>
2020-09-15xfs: widen ondisk inode timestamps to deal with y2038+Darrick J. Wong
Redesign the ondisk inode timestamps to be a simple unsigned 64-bit counter of nanoseconds since 14 Dec 1901 (i.e. the minimum time in the 32-bit unix time epoch). This enables us to handle dates up to 2486, which solves the y2038 problem. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Gao Xiang <hsiangkao@redhat.com> Reviewed-by: Dave Chinner <dchinner@redhat.com>
2020-09-15xfs: redefine xfs_ictimestamp_tDarrick J. Wong
Redefine xfs_ictimestamp_t as a uint64_t typedef in preparation for the bigtime functionality. Preserve the legacy structure format so that we can let the compiler take care of the masking and shifting. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Gao Xiang <hsiangkao@redhat.com> Reviewed-by: Dave Chinner <dchinner@redhat.com>
2020-09-15xfs: redefine xfs_timestamp_tDarrick J. Wong
Redefine xfs_timestamp_t as a __be64 typedef in preparation for the bigtime functionality. Preserve the legacy structure format so that we can let the compiler take care of masking and shifting. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Gao Xiang <hsiangkao@redhat.com> Reviewed-by: Dave Chinner <dchinner@redhat.com>
2020-09-15xfs: move xfs_log_dinode_to_disk to the log recovery codeDarrick J. Wong
Move this function to xfs_inode_item_recover.c since there's only one caller of it. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Allison Collins <allison.henderson@oracle.com> Reviewed-by: Gao Xiang <hsiangkao@redhat.com> Reviewed-by: Dave Chinner <dchinner@redhat.com>
2020-09-15xfs: refactor quota timestamp codingDarrick J. Wong
Refactor quota timestamp encoding and decoding into helper functions so that we can add extra behavior in the next patch. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Allison Collins <allison.henderson@oracle.com> Reviewed-by: Dave Chinner <dchinner@redhat.com>
2020-09-15xfs: refactor default quota grace period setting codeDarrick J. Wong
Refactor the code that sets the default quota grace period into a helper function so that we can override the ondisk behavior later. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Allison Collins <allison.henderson@oracle.com> Reviewed-by: Dave Chinner <dchinner@redhat.com>
2020-09-15xfs: refactor quota expiration timer modificationDarrick J. Wong
Define explicit limits on the range of quota grace period expiration timeouts and refactor the code that modifies the timeouts into helpers that clamp the values appropriately. Note that we'll refactor the default grace period timer separately. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Allison Collins <allison.henderson@oracle.com> Reviewed-by: Dave Chinner <dchinner@redhat.com>
2020-09-15xfs: explicitly define inode timestamp rangeDarrick J. Wong
Formally define the inode timestamp ranges that existing filesystems support, and switch the vfs timetamp ranges to use it. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Allison Collins <allison.henderson@oracle.com> Reviewed-by: Gao Xiang <hsiangkao@redhat.com> Reviewed-by: Dave Chinner <dchinner@redhat.com>
2020-09-15xfs: enable new inode btree counters featureDarrick J. Wong
Enable the new inode btree counters feature. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Brian Foster <bfoster@redhat.com>
2020-09-15xfs: support inode btree blockcounts in online repairDarrick J. Wong
Add the necessary bits to the online repair code to support logging the inode btree counters when rebuilding the btrees, and to support fixing the counters when rebuilding the AGI. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Brian Foster <bfoster@redhat.com>
2020-09-15xfs: support inode btree blockcounts in online scrubDarrick J. Wong
Add the necessary bits to the online scrub code to check the inode btree counters when enabled. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Brian Foster <bfoster@redhat.com>
2020-09-15xfs: use the finobt block counts to speed up mount timesDarrick J. Wong
Now that we have reliable finobt block counts, use them to speed up the per-AG block reservation calculations at mount time. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Brian Foster <bfoster@redhat.com>
2020-09-15xfs: store inode btree block counts in AGI headerDarrick J. Wong
Add a btree block usage counters for both inode btrees to the AGI header so that we don't have to walk the entire finobt at mount time to create the per-AG reservations. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Brian Foster <bfoster@redhat.com>
2020-09-15xfs: reuse _xfs_buf_read for re-reading the superblockChristoph Hellwig
Instead of poking deeply into buffer cache internals when re-reading the superblock during log recovery just generalize _xfs_buf_read and use it there. Note that we don't have to explicitly set up the ops as they must be set from the initial read. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2020-09-15xfs: remove xfs_getsbChristoph Hellwig
Merge xfs_getsb into its only caller, and clean that one up a little bit as well. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2020-09-15xfs: simplify xfs_trans_getsbChristoph Hellwig
Remove the mp argument as this function is only called in transaction context, and open code xfs_getsb given that the function already accesses the buffer pointer in the mount point directly. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2020-09-15xfs: remove xlog_recover_iodoneChristoph Hellwig
The log recovery I/O completion handler does not substancially differ from the normal one except for the fact that it: a) never retries failed writes b) can have log items that aren't on the AIL c) never has inode/dquot log items attached and thus don't need to handle them Add conditionals for (a) and (b) to the ioend code, while (c) doesn't need special handling anyway. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2020-09-15xfs: clear the read/write flags later in xfs_buf_ioendChristoph Hellwig
Clear the flags at the end of xfs_buf_ioend so that they can be used during the completion. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2020-09-15xfs: use xfs_buf_item_relse in xfs_buf_item_doneChristoph Hellwig
Reuse xfs_buf_item_relse instead of duplicating it. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>