motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-02 23:33:54 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

block: generate coroutine-wrapper code

Browse source 
Use code generation implemented in previous commit to generated
coroutine wrappers in block.c and block/io.c

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20200924185414.28642-6-vsementsov@virtuozzo.com>
This commit is contained in:
Vladimir Sementsov-Ogievskiy 2020-09-24 21:54:12 +03:00 • committed by Stefan Hajnoczi
parent aaaa20b69b
commit 9bb4b066cc
4 changed files with 13 additions and 294 deletions
Download patch file Download diff file Expand all files Collapse all files

73
block.c
View file

@ -4691,43 +4691,6 @@ int coroutine_fn bdrv_co_check(BlockDriverState *bs,
return bs->drv->bdrv_co_check(bs, res, fix);
}
typedef struct CheckCo {
BlockDriverState *bs;
BdrvCheckResult *res;
BdrvCheckMode fix;
int ret;
} CheckCo;
static void coroutine_fn bdrv_check_co_entry(void *opaque)
{
CheckCo *cco = opaque;
cco->ret = bdrv_co_check(cco->bs, cco->res, cco->fix);
aio_wait_kick();
}
int bdrv_check(BlockDriverState *bs,
BdrvCheckResult *res, BdrvCheckMode fix)
{
Coroutine *co;
CheckCo cco = {
.bs = bs,
.res = res,
.ret = -EINPROGRESS,
.fix = fix,
};
if (qemu_in_coroutine()) {
/* Fast-path if already in coroutine context */
bdrv_check_co_entry(&cco);
} else {
co = qemu_coroutine_create(bdrv_check_co_entry, &cco);
bdrv_coroutine_enter(bs, co);
BDRV_POLL_WHILE(bs, cco.ret == -EINPROGRESS);
}
return cco.ret;
}
/*
* Return values:
* 0 - success
@ -5860,42 +5823,6 @@ int coroutine_fn bdrv_co_invalidate_cache(BlockDriverState *bs, Error **errp)
return 0;
}
typedef struct InvalidateCacheCo {
BlockDriverState *bs;
Error **errp;
bool done;
int ret;
} InvalidateCacheCo;
static void coroutine_fn bdrv_invalidate_cache_co_entry(void *opaque)
{
InvalidateCacheCo *ico = opaque;
ico->ret = bdrv_co_invalidate_cache(ico->bs, ico->errp);
ico->done = true;
aio_wait_kick();
}
int bdrv_invalidate_cache(BlockDriverState *bs, Error **errp)
{
Coroutine *co;
InvalidateCacheCo ico = {
.bs = bs,
.done = false,
.errp = errp
};
if (qemu_in_coroutine()) {
/* Fast-path if already in coroutine context */
bdrv_invalidate_cache_co_entry(&ico);
} else {
co = qemu_coroutine_create(bdrv_invalidate_cache_co_entry, &ico);
bdrv_coroutine_enter(bs, co);
BDRV_POLL_WHILE(bs, !ico.done);
}
return ico.ret;
}
void bdrv_invalidate_cache_all(Error **errp)
{
BlockDriverState *bs;