This patch combined with PATCH 3/4 looks more elegant than my previous patch
and it works to fix the multipathd hotplug problem for NoF.
Thanks.
Reviewed-by: Guan Junxiong <guanjunxiong@xxxxxxxxxx>
On 2017/7/14 19:32, Martin Wilck wrote:
> This function is broken. Not all devices that matter for multipathd
> follow the block/$DEVICE/$PARTITION convention (example: NVME)
>
> Signed-off-by: Martin Wilck <mwilck@xxxxxxxx>
> Reviewed-by: Hannes Reinecke <hare@xxxxxxx>
> ---
> libmultipath/uevent.c | 25 -------------------------
> 1 file changed, 25 deletions(-)
>
> diff --git a/libmultipath/uevent.c b/libmultipath/uevent.c
> index 4fbd1dfb..b688ca03 100644
> --- a/libmultipath/uevent.c
> +++ b/libmultipath/uevent.c
> @@ -143,36 +143,11 @@ uevent_need_merge(void)
> return need_merge;
> }
>
> -static bool
> -uevent_can_discard_by_devpath(const char *devpath)
> -{
> - static const char BLOCK[] = "/block/";
> - const char *tmp = strstr(devpath, BLOCK);
> -
> - if (tmp == NULL) {
> - condlog(4, "no /block/ in '%s'", devpath);
> - return true;
> - }
> - tmp += sizeof(BLOCK) - 1;
> - if (*tmp == '\0')
> - /* just ".../block/" - discard */
> - return true;
> - /*
> - * If there are more path elements after ".../block/xyz",
> - * it's a partition - discard it; but don't discard ".../block/sda/".
> - */
> - tmp = strchr(tmp, '/');
> - return tmp != NULL && *(tmp + 1) != '\0';
> -}
> -
> bool
> uevent_can_discard(struct uevent *uev)
> {
> struct config * conf;
>
> - if (uevent_can_discard_by_devpath(uev->devpath))
> - return true;
> -
> /*
> * do not filter dm devices by devnode
> */
>
--
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