From b208f817ec538e56df7280f0353e6bda532b9432 Mon Sep 17 00:00:00 2001 From: Tomasz Majchrzak Date: Thu, 8 Jun 2017 16:05:51 +0200 Subject: [PATCH] Grow: don't allow array geometry change with ppl enabled Git-commit: b208f817ec538e56df7280f0353e6bda532b9432 Patch-mainline: mdadm-4.0+ References: bsc#1069165, bsc#1069167, bsc#1068030 Don't allow array geometry change (size expand, disk adding) when PPL consistency policy is enabled. Current PPL implementation doesn't work when reshape is taking place. Signed-off-by: Tomasz Majchrzak Signed-off-by: Jes Sorensen Signed-off-by: Coly Li --- Grow.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Grow.c b/Grow.c index 4ecb1d8..f7325cb 100644 --- a/Grow.c +++ b/Grow.c @@ -1880,6 +1880,13 @@ int Grow_reshape(char *devname, int fd, free(subarray); return 1; } + if (content->consistency_policy == + CONSISTENCY_POLICY_PPL) { + pr_err("Operation not supported when ppl consistency policy is enabled\n"); + sysfs_free(cc); + free(subarray); + return 1; + } } sysfs_free(cc); } -- 2.12.0