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e2fsprogs
_service:tar_scm:0009-e2fsck-save-EXT2_ERROR_FS...
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File _service:tar_scm:0009-e2fsck-save-EXT2_ERROR_FS-flag-during-journal-replay.patch of Package e2fsprogs
From 4fc46b7930cddffd106dd6a3c8070ae2f9bf32a8 Mon Sep 17 00:00:00 2001 From: Baokun Li <libaokun1@huawei.com> Date: Fri, 17 Feb 2023 18:09:21 +0800 Subject: [PATCH 1/2] e2fsck: save EXT2_ERROR_FS flag during journal replay When repairing a file system with s_errno missing from the journal superblock but the file system superblock contains the ERROR_FS flag, the ERROR_FS flag on the file system image is overwritten after the journal replay, followed by a reload of the file system data from disk and the ERROR_FS flag in memory is overwritten. Also s_errno is not set and the ERROR_FS flag is not reset. Therefore, when checked later, no forced check is performed, which makes it possible to have some errors hidden in the disk image, which may make it read-only when using the file system. So we save the ERROR_FS flag to the superblock after the journal replay, instead of just relying on the jsb->s_errno to do this. Signed-off-by: Baokun Li <libaokun1@huawei.com> Reviewed-by: Jan Kara <jack@suse.cz> Reviewed-by: zhanchengbin <zhanchengbin1@huawei.com> --- e2fsck/journal.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/e2fsck/journal.c b/e2fsck/journal.c index 2e86723..3142a13 100644 --- a/e2fsck/journal.c +++ b/e2fsck/journal.c @@ -1666,6 +1666,7 @@ errcode_t e2fsck_run_ext3_journal(e2fsck_t ctx) errcode_t retval, recover_retval; io_stats stats = 0; unsigned long long kbytes_written = 0; + __u16 s_error_state; printf(_("%s: recovering journal\n"), ctx->device_name); if (ctx->options & E2F_OPT_READONLY) { @@ -1688,6 +1689,7 @@ errcode_t e2fsck_run_ext3_journal(e2fsck_t ctx) ctx->fs->io->manager->get_stats(ctx->fs->io, &stats); if (stats && stats->bytes_written) kbytes_written = stats->bytes_written >> 10; + s_error_state = ctx->fs->super->s_state & EXT2_ERROR_FS; ext2fs_mmp_stop(ctx->fs); ext2fs_free(ctx->fs); @@ -1704,6 +1706,7 @@ errcode_t e2fsck_run_ext3_journal(e2fsck_t ctx) ctx->fs->now = ctx->now; ctx->fs->flags |= EXT2_FLAG_MASTER_SB_ONLY; ctx->fs->super->s_kbytes_written += kbytes_written; + ctx->fs->super->s_state |= s_error_state; /* Set the superblock flags */ e2fsck_clear_recover(ctx, recover_retval != 0); -- 2.41.0
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