Thread (18 messages) 18 messages, 2 authors, 2020-11-25

Re: [PATCH blktests 2/5] tests/nvmeof-mp/rc: run nvmeof-mp tests if we set multipath=N

From: Yi Zhang <hidden>
Date: 2020-11-24 14:04:50
Also in: linux-nvme
Subsystem: the rest · Maintainer: Linus Torvalds


On 11/24/20 11:26 AM, Bart Van Assche wrote:
On 11/23/20 5:04 PM, Yi Zhang wrote:
quoted
To enable it, just do bellow step before we run it:
$ echo "options nvme_core multipath=N" >/etc/modprobe.d/nvme.conf

Signed-off-by: Yi Zhang <redacted>
---
  tests/nvmeof-mp/rc | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tests/nvmeof-mp/rc b/tests/nvmeof-mp/rc
index d7a7c87..bc78f14 100755
--- a/tests/nvmeof-mp/rc
+++ b/tests/nvmeof-mp/rc
@@ -17,7 +17,7 @@ group_requires() {
  	# Since the nvmeof-mp tests are based on the dm-mpath driver, these
  	# tests are incompatible with the NVME_MULTIPATH kernel configuration
  	# option.
-	if _have_kernel_option NVME_MULTIPATH; then
+	if _have_kernel_option NVME_MULTIPATH && _have_module_param_value nvme_core multipath Y; then
  		SKIP_REASON="CONFIG_NVME_MULTIPATH has been set in .config"
  		return
  	fi
Please set different SKIP_REASON string for each case such that it
remains easy for a blktests user to figure out why these tests have been
skipped.
Do you mean something like this, could you add more detail here, thanks.
diff --git a/tests/nvmeof-mp/rc b/tests/nvmeof-mp/rc
index d7a7c87..af700d9 100755
--- a/tests/nvmeof-mp/rc
+++ b/tests/nvmeof-mp/rc
@@ -16,9 +16,9 @@ group_requires() {

         # Since the nvmeof-mp tests are based on the dm-mpath driver, these
         # tests are incompatible with the NVME_MULTIPATH kernel 
configuration
-       # option.
-       if _have_kernel_option NVME_MULTIPATH; then
-               SKIP_REASON="CONFIG_NVME_MULTIPATH has been set in .config"
+       # option and nvme_core: multipath set with Y.
+       if _have_kernel_option NVME_MULTIPATH && 
_have_module_param_value nvme_core multipath Y; then
+               SKIP_REASON="CONFIG_NVME_MULTIPATH has been set in 
.config and nvme_core: multipath should be set with N"
                 return
         fi

Thanks,

Bart.

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