[PATCH] nvmet: Initialize discovery subsys after debugfs is initialized
Chaitanya Kulkarni
chaitanyak at nvidia.com
Mon Jul 28 10:51:25 PDT 2025
On 7/25/25 13:50, Mohamed Khalfella wrote:
> During nvme target initialization discovery subsystem is initialized
> before "nvmet" debugfs directory is created. This results in discovery
> subsystem debugfs directory to be created in debugfs root directory.
>
> nvmet_init() ->
> nvmet_init_discovery() ->
> nvmet_subsys_alloc() ->
> nvmet_debugfs_subsys_setup()
>
> In other words, the codepath above is exeucted before nvmet_debugfs is
> created. We get /sys/kernel/debug/nqn.2014-08.org.nvmexpress.discovery
> instead of /sys/kernel/debug/nvmet/nqn.2014-08.org.nvmexpress.discovery.
> Move nvmet_init_discovery() call after nvmet_init_debugfs() to fix it.
>
> Fixes: 649fd41420a8 ("nvmet: add debugfs support")
> Signed-off-by: Mohamed Khalfella<mkhalfella at purestorage.com>
> ---
Looks good.
Reviewed-by: Chaitanya Kulkarni <kch at nvidia.com>
-ck
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