tjh.dev / kernel
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Merge tag 'ext4_for_linus_urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4

Pull ext4 bugfix from Ted Ts'o:
"Fix an ext4 metadata checksum regression introduced in v3.18-rc3"

* tag 'ext4_for_linus_urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:
jbd2: fix regression where we fail to initialize checksum seed when loading

Linus Torvalds 3a18ca06 2cb4a182

+2 -3
+2 -3
fs/jbd2/journal.c
··· 1853 1853 journal->j_chksum_driver = NULL; 1854 1854 return 0; 1855 1855 } 1856 - } 1857 1856 1858 - /* Precompute checksum seed for all metadata */ 1859 - if (jbd2_journal_has_csum_v2or3(journal)) 1857 + /* Precompute checksum seed for all metadata */ 1860 1858 journal->j_csum_seed = jbd2_chksum(journal, ~0, 1861 1859 sb->s_uuid, 1862 1860 sizeof(sb->s_uuid)); 1861 + } 1863 1862 } 1864 1863 1865 1864 /* If enabling v1 checksums, downgrade superblock */