[PATCH 3/3] imsm: Add metadata abort changes handler template
flat view
STALE5678d
From: Adam Kwolek <hidden>
Date: 2011-03-14 14:09:47
Subsystem:
the rest · Maintainer:
Linus Torvalds
Add metadata rollback function implementation/placeholder for imsm metadata. Signed-off-by: Adam Kwolek <redacted> --- super-intel.c | 15 +++++++++++++++ 1 files changed, 15 insertions(+), 0 deletions(-)
diff --git a/super-intel.c b/super-intel.c
index 44c100b..2c2bd1e 100644
--- a/super-intel.c
+++ b/super-intel.c@@ -7364,6 +7364,20 @@ static int imsm_manage_reshape( afd, sra, reshape, st, stripes, fds, offsets, dests, destfd, destoffsets); } + +/* imsm metadata rollback handler, manage metadata for error scenario + */ +static int imsm_abort_metadata_changes(struct supertype *st) +{ + int ret_val = -1; + + dprintf("imsm: imsm_abort_metadata_changes() called\n"); + + /* ToDo: when possible, prepare rollback metadata update + */ + + return ret_val; +} #endif /* MDASSEMBLE */ struct superswitch super_imsm = {
@@ -7386,6 +7400,7 @@ struct superswitch super_imsm = { .get_disk_controller_domain = imsm_get_disk_controller_domain, .reshape_super = imsm_reshape_super, .manage_reshape = imsm_manage_reshape, + .abort_metadata_changes = imsm_abort_metadata_changes, #endif .match_home = match_home_imsm, .uuid_from_super= uuid_from_super_imsm,