[PATCH 3.12 117/170] md: flush writes before starting a recovery.

From: NeilBrown 3.12-stable review patch. If anyone has any objections, please let me know. === commit 133d4527eab8d199a62eee6bd433f0776842df2e upstream. When we write to a degraded array which has a bitmap, we make sure the relevant bit in the bitmap remains set when the write

[PATCH 3.12 117/170] md: flush writes before starting a recovery.

From: NeilBrown ne...@suse.de 3.12-stable review patch. If anyone has any objections, please let me know. === commit 133d4527eab8d199a62eee6bd433f0776842df2e upstream. When we write to a degraded array which has a bitmap, we make sure the relevant bit in the bitmap remains set