Commit a28e4c40 authored by Benoît Canet's avatar Benoît Canet Committed by Kevin Wolf
Browse files

quorum: Add quorum_invalidate_cache(). 



We really want that live migration works with quorum so implement
quorum_invalidate_cache().

Signed-off-by: default avatarBenoit Canet <benoit@irqsave.net>
Reviewed-by: default avatarMax Reitz <mreitz@redhat.com>
Signed-off-by: default avatarKevin Wolf <kwolf@redhat.com>
parent d55dee20

block/quorum.c

+11 −0
Original line number Diff line number Diff line
@@ -619,6 +619,16 @@ static int64_t quorum_getlength(BlockDriverState *bs) 
    return result;

}



static void quorum_invalidate_cache(BlockDriverState *bs)

{

    BDRVQuorumState *s = bs->opaque;

    int i;



    for (i = 0; i < s->num_children; i++) {

        bdrv_invalidate_cache(s->bs[i]);

    }

}



static BlockDriver bdrv_quorum = {

    .format_name        = "quorum",

    .protocol_name      = "quorum",
@@ -629,6 +639,7 @@ static BlockDriver bdrv_quorum = { 


    .bdrv_aio_readv     = quorum_aio_readv,

    .bdrv_aio_writev    = quorum_aio_writev,

    .bdrv_invalidate_cache = quorum_invalidate_cache,

};



static void bdrv_quorum_init(void)