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authorMichael Ellerman <mpe@ellerman.id.au>2022-07-25 13:49:22 +1000
committerMichael Ellerman <mpe@ellerman.id.au>2022-07-25 13:49:22 +1000
commit3c69a99b62fde9de86a612ef1daaa07d95f0a773 (patch)
tree2a82c3ba8926092d35a9ef1ddc62a08cf19ac981 /fs/ext4/resize.c
parentbe640317a1d0b9cf42fedb2debc2887a7cfa38de (diff)
parentff6992735ade75aae3e35d16b17da1008d753d28 (diff)
Merge tag 'v5.19-rc7' into fixes
Merge v5.19-rc7 into fixes to bring in: d11219ad53dc ("amdgpu: disable powerpc support for the newer display engine")
Diffstat (limited to 'fs/ext4/resize.c')
-rw-r--r--fs/ext4/resize.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index 90a941d20dff..8b70a4701293 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -54,6 +54,16 @@ int ext4_resize_begin(struct super_block *sb)
return -EPERM;
/*
+ * If the reserved GDT blocks is non-zero, the resize_inode feature
+ * should always be set.
+ */
+ if (EXT4_SB(sb)->s_es->s_reserved_gdt_blocks &&
+ !ext4_has_feature_resize_inode(sb)) {
+ ext4_error(sb, "resize_inode disabled but reserved GDT blocks non-zero");
+ return -EFSCORRUPTED;
+ }
+
+ /*
* If we are not using the primary superblock/GDT copy don't resize,
* because the user tools have no way of handling this. Probably a
* bad time to do it anyways.