[PATCH 1/8] Modify mdstat parsing for volumes with the bitmap
From: Jakub Radtke <hidden>
Date: 2021-01-15 13:26:55
Subsystem:
the rest · Maintainer:
Linus Torvalds
From: Jakub Radtke <redacted> Current mdstat read functionality is not working correctly for the volumes with the write-intent bitmap. It affects rebuild and reshape use cases. Signed-off-by: Jakub Radtke <redacted> Change-Id: I5288fbfb7d6a85b2aa8452675a6e3559bf4fe934 --- mdstat.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/mdstat.c b/mdstat.c
index dd96cca7..2fd792c5 100644
--- a/mdstat.c
+++ b/mdstat.c@@ -191,6 +191,12 @@ struct mdstat_ent *mdstat_read(int hold, int start) else if (strcmp(w, "inactive") == 0) { ent->active = 0; in_devs = 1; + } else if (strcmp(w, "bitmap:") == 0) { + /* We need to stop parsing here; + * otherwise, ent->raid_disks will be + * overwritten by the wrong value. + */ + break; } else if (ent->active > 0 && ent->level == NULL && w[0] != '(' /*readonly*/) {
--
2.26.2