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Diffstat (limited to 'Documentation/btrfs-zero-log.asciidoc')
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diff --git a/Documentation/btrfs-zero-log.asciidoc b/Documentation/btrfs-zero-log.asciidoc deleted file mode 100644 index 498ecd67..00000000 --- a/Documentation/btrfs-zero-log.asciidoc +++ /dev/null @@ -1,45 +0,0 @@ -btrfs-zero-log(8) -================= - -NAME ----- -btrfs-zero-log - clear out log tree - -SYNOPSIS --------- -*btrfs-zero-log* <dev> - -DESCRIPTION ------------ -*btrfs-zero-log* will remove the log tree if log tree is corrupt, which will -allow you to mount the filesystem again. - -The common case where this happens has been fixed a long time ago, -so it is unlikely that you will see this particular problem. - -One can determine whether *btrfs-zero-log* is needed according to the kernel -backtrace: ----- -? replay_one_dir_item+0xb5/0xb5 [btrfs] -? walk_log_tree+0x9c/0x19d [btrfs] -? btrfs_read_fs_root_no_radix+0x169/0x1a1 [btrfs] -? btrfs_recover_log_trees+0x195/0x29c [btrfs] -? replay_one_dir_item+0xb5/0xb5 [btrfs] -? btree_read_extent_buffer_pages+0x76/0xbc [btrfs] -? open_ctree+0xff6/0x132c [btrfs] ----- - -If the errors are like above, then *btrfs-zero-log* should be used to clear -the log and the filesystem may be mounted normally again. - -NOTE: If you use btrfs as the root filesystem, you may want to include -*btrfs-zero-log* into initramdisk if the log problems hits you often. - -EXIT STATUS ------------ -*btrfs-zero-log* will return 0 if no error happened. -Other exit code means some problems happened. - -SEE ALSO --------- -`mkfs.btrfs`(8) |