Re: [Qemu-devel] [PATCH 3/4] Block: readonly changes

2010-02-04 Thread Kevin Wolf
Am 04.02.2010 10:36, schrieb Naphtali Sprei: > Jamie Lokier wrote: >> Naphtali Sprei wrote: >>> Open backing file for read-only >>> During commit upgrade to read-write and back at end to read-only >> >>> +if (ro) { /* re-open as RO */ >>> +bs_ro = bdrv_new(""); >>> +ret = bdrv_o

Re: [Qemu-devel] [PATCH 3/4] Block: readonly changes

2010-02-04 Thread Naphtali Sprei
Jamie Lokier wrote: > Naphtali Sprei wrote: >> Open backing file for read-only >> During commit upgrade to read-write and back at end to read-only > >> +if (ro) { /* re-open as RO */ >> +bs_ro = bdrv_new(""); >> +ret = bdrv_open2(bs_ro, bs->backing_hd->filename, >> bs->backin

Re: [Qemu-devel] [PATCH 3/4] Block: readonly changes

2010-02-03 Thread Jamie Lokier
Naphtali Sprei wrote: > Open backing file for read-only > During commit upgrade to read-write and back at end to read-only > +if (ro) { /* re-open as RO */ > +bs_ro = bdrv_new(""); > +ret = bdrv_open2(bs_ro, bs->backing_hd->filename, > bs->backing_hd->open_flags & ~BDRV_O_RDW

[Qemu-devel] [PATCH 3/4] Block: readonly changes

2010-02-03 Thread Naphtali Sprei
Open backing file for read-only During commit upgrade to read-write and back at end to read-only Signed-off-by: Naphtali Sprei --- block.c | 64 +++--- block_int.h |1 + 2 files changed, 57 insertions(+), 8 deletions(-) diff --git a/