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In the call trace below, we might sleep in function dput(). So in order to avoid sleeping under spin_lock, we remove f2fs_mark_inode_dirty_sync from __try_update_largest_extent && __drop_largest_extent. BUG: sleeping function called from invalid context at fs/dcache.c:796 Call trace: dump_backtrace+0x0/0x3f4 show_stack+0x24/0x30 dump_stack+0xe0/0x138 ___might_sleep+0x2a8/0x2c8 __might_sleep+0x78/0x10c dput+0x7c/0x750 block_dump___mark_inode_dirty+0x120/0x17c __mark_inode_dirty+0x344/0x11f0 f2fs_mark_inode_dirty_sync+0x40/0x50 __insert_extent_tree+0x2e0/0x2f4 f2fs_update_extent_tree_range+0xcf4/0xde8 f2fs_update_extent_cache+0x114/0x12c f2fs_update_data_blkaddr+0x40/0x50 write_data_page+0x150/0x314 do_write_data_page+0x648/0x2318 __write_data_page+0xdb4/0x1640 f2fs_write_cache_pages+0x768/0xafc __f2fs_write_data_pages+0x590/0x1218 f2fs_write_data_pages+0x64/0x74 do_writepages+0x74/0xe4 __writeback_single_inode+0xdc/0x15f0 writeback_sb_inodes+0x574/0xc98 __writeback_inodes_wb+0x190/0x204 wb_writeback+0x730/0xf14 wb_check_old_data_flush+0x1bc/0x1c8 wb_workfn+0x554/0xf74 process_one_work+0x440/0x118c worker_thread+0xac/0x974 kthread+0x1a0/0x1c8 ret_from_fork+0x10/0x1c Signed-off-by: Zhikang Zhang <zhangzhikang1@huawei.com> Reviewed-by: Chao Yu <yuchao0@huawei.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org> |
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.. | ||
acl.c | ||
acl.h | ||
checkpoint.c | ||
data.c | ||
debug.c | ||
dir.c | ||
extent_cache.c | ||
f2fs.h | ||
file.c | ||
gc.c | ||
gc.h | ||
hash.c | ||
inline.c | ||
inode.c | ||
Kconfig | ||
Makefile | ||
namei.c | ||
node.c | ||
node.h | ||
recovery.c | ||
segment.c | ||
segment.h | ||
shrinker.c | ||
super.c | ||
sysfs.c | ||
trace.c | ||
trace.h | ||
xattr.c | ||
xattr.h |