Commit c4a248a1 authored by Paolo Bonzini's avatar Paolo Bonzini Committed by Kevin Wolf
Browse files

block: copy enable_write_cache in bdrv_append 



Because the guest will be able to flip enable_write_cache, the actual
state may not match what is used to open the new snapshot.

Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
Signed-off-by: default avatarKevin Wolf <kwolf@redhat.com>
parent ad492c92

block.c

+2 −0
Original line number Diff line number Diff line
@@ -1000,6 +1000,8 @@ void bdrv_append(BlockDriverState *bs_new, BlockDriverState *bs_top) 
    tmp.buffer_alignment  = bs_top->buffer_alignment;

    tmp.copy_on_read      = bs_top->copy_on_read;



    tmp.enable_write_cache = bs_top->enable_write_cache;



    /* i/o timing parameters */

    tmp.slice_time        = bs_top->slice_time;

    tmp.slice_start       = bs_top->slice_start;