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block/backup: fix block-comment style

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We need to fix comment style around block-copy functions before further
moving them to separate file to satisfy checkpatch. But do more: fix
all comments style. Also, seems like doubled first asterisk is not
forbidden, but drop it too for consistency.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-id: 20190920142056.12778-7-vsementsov@virtuozzo.com
Signed-off-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Vladimir Sementsov-Ogievskiy 2019-09-20 17:20:47 +03:00 committed by Max Reitz
parent 2c8074c453
commit 0e23e382b7
1 changed files with 21 additions and 11 deletions
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32
block/backup.c
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@ -223,8 +223,10 @@ fail:
return NULL;
}
/* Copy range to target with a bounce buffer and return the bytes copied. If
* error occurred, return a negative error number */
/*
* Copy range to target with a bounce buffer and return the bytes copied. If
* error occurred, return a negative error number
*/
static int coroutine_fn block_copy_with_bounce_buffer(BlockCopyState *s,
int64_t start,
int64_t end,
@ -269,8 +271,10 @@ fail:
}
/* Copy range to target and return the bytes copied. If error occurred, return a
* negative error number. */
/*
* Copy range to target and return the bytes copied. If error occurred, return a
* negative error number.
*/
static int coroutine_fn block_copy_with_offload(BlockCopyState *s,
int64_t start,
int64_t end,
@ -341,7 +345,7 @@ static int block_copy_is_cluster_allocated(BlockCopyState *s, int64_t offset,
}
}
/**
/*
* Reset bits in copy_bitmap starting at offset if they represent unallocated
* data in the image. May reset subsequent contiguous bits.
* @return 0 when the cluster at @offset was unallocated,
@ -592,8 +596,10 @@ static bool coroutine_fn yield_and_check(BackupBlockJob *job)
return true;
}
/* We need to yield even for delay_ns = 0 so that bdrv_drain_all() can
* return. Without a yield, the VM would not reboot. */
/*
* We need to yield even for delay_ns = 0 so that bdrv_drain_all() can
* return. Without a yield, the VM would not reboot.
*/
delay_ns = block_job_ratelimit_get_delay(&job->common, job->bytes_read);
job->bytes_read = 0;
job_sleep_ns(&job->common.job, delay_ns);
@ -692,11 +698,15 @@ static int coroutine_fn backup_run(Job *job, Error **errp)
}
if (s->sync_mode == MIRROR_SYNC_MODE_NONE) {
/* All bits are set in copy_bitmap to allow any cluster to be copied.
* This does not actually require them to be copied. */
/*
* All bits are set in copy_bitmap to allow any cluster to be copied.
* This does not actually require them to be copied.
*/
while (!job_is_cancelled(job)) {
/* Yield until the job is cancelled. We just let our before_write
* notify callback service CoW requests. */
/*
* Yield until the job is cancelled. We just let our before_write
* notify callback service CoW requests.
*/
job_yield(job);
}
} else {