Messages in this thread | | | Date | Wed, 18 Oct 2023 10:24:25 +0800 | Subject | Re: [PATCH v2 2/2] scsi: Add comment of target_destroy in scsi_host_template | From | Wenchao Hao <> |
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On 2023/10/18 5:04, Bart Van Assche wrote: > On 10/15/23 19:08, Wenchao Hao wrote: >> Add comment to tell callback function target_destroy of >> scsi_host_template is called in atomic context. >> >> Signed-off-by: Wenchao Hao <haowenchao2@huawei.com> >> --- >> include/scsi/scsi_host.h | 3 +++ >> 1 file changed, 3 insertions(+) >> >> diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h >> index 49f768d0ff37..2e8d77441064 100644 >> --- a/include/scsi/scsi_host.h >> +++ b/include/scsi/scsi_host.h >> @@ -245,6 +245,9 @@ struct scsi_host_template { >> * midlayer calls this point so that the driver may deallocate >> * and terminate any references to the target. >> * >> + * Note: this callback in called with spin_lock shost->host_lock held, >> + * so donot call functions might cause schedule >> + * >> * Status: OPTIONAL >> */ >> void (* target_destroy)(struct scsi_target *); > > The above comment can be made shorter and spelling and grammar can be improved. How about the following: "This callback is called with the host lock held and hence must not sleep."? >
Looks better, I would update.
Thanks.
> Thanks, > > Bart. >
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