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From: "Laguna, Lukasz" <lukasz.laguna@intel.com>
To: Marcin Bernatowicz <marcin.bernatowicz@linux.intel.com>,
	<igt-dev@lists.freedesktop.org>
Cc: Adam Miszczak <adam.miszczak@linux.intel.com>,
	Jakub Kolakowski <jakub1.kolakowski@intel.com>,
	Michal Wajdeczko <michal.wajdeczko@intel.com>
Subject: Re: [PATCH i-g-t 2/6] lib/xe/xe_sriov_admin: Rename restore defaults helpers
Date: Tue, 18 Aug 2026 16:14:40 +0200	[thread overview]
Message-ID: <27c3e2de-4dbd-41a0-bff2-8b05409a6a6e@intel.com> (raw)
In-Reply-To: <b9f49ee15df2d3633b4bccaf72ce2df0a4b66fad.1787056235.git.marcin.bernatowicz@linux.intel.com>


On 8/18/2026 14:39, Marcin Bernatowicz wrote:
> The restore helpers only reset execution quantum, preemption timeout and
> scheduling priority. Resource provisioning is restored separately by
> xe_sriov_disable_vfs_restore_auto_provisioning(), so the plain "defaults"
> naming promises more than the helpers deliver.
>
> Rename them to say scheduling defaults. No functional changes.
>
> Assisted-by: Copilot:Claude-Opus-5
> Signed-off-by: Marcin Bernatowicz <marcin.bernatowicz@linux.intel.com>
> Cc: Adam Miszczak <adam.miszczak@linux.intel.com>
> Cc: Jakub Kolakowski <jakub1.kolakowski@intel.com>
> Cc: Lukasz Laguna <lukasz.laguna@intel.com>

Reviewed-by: Lukasz Laguna <lukasz.laguna@intel.com>

> Cc: Michal Wajdeczko <michal.wajdeczko@intel.com>
> ---
>   lib/xe/xe_sriov_admin.c           | 26 +++++++++++++-------------
>   lib/xe/xe_sriov_admin.h           | 12 ++++++------
>   tests/intel/xe_pmu.c              |  4 ++--
>   tests/intel/xe_sriov_admin.c      |  4 ++--
>   tests/intel/xe_sriov_scheduling.c |  2 +-
>   5 files changed, 24 insertions(+), 24 deletions(-)
>
> diff --git a/lib/xe/xe_sriov_admin.c b/lib/xe/xe_sriov_admin.c
> index 0e7ffb52d..b03e77b08 100644
> --- a/lib/xe/xe_sriov_admin.c
> +++ b/lib/xe/xe_sriov_admin.c
> @@ -541,7 +541,7 @@ void xe_sriov_admin_vf_stop(int pf_fd, unsigned int vf_num)
>   }
>   
>   /**
> - * __xe_sriov_admin_restore_defaults - Restore scheduling defaults for a VF
> + * __xe_sriov_admin_restore_sched_defaults - Restore scheduling defaults for a VF
>    * @pf_fd:  PF device file descriptor.
>    * @vf_num: VF index (0 for PF, >0 for VFs).
>    *
> @@ -549,7 +549,7 @@ void xe_sriov_admin_vf_stop(int pf_fd, unsigned int vf_num)
>    *
>    * Returns: 0 on success or negative errno on error.
>    */
> -int __xe_sriov_admin_restore_defaults(int pf_fd, unsigned int vf_num)
> +int __xe_sriov_admin_restore_sched_defaults(int pf_fd, unsigned int vf_num)
>   {
>   	int ret_eq, ret_pt, ret_prio;
>   	int ret = 0;
> @@ -574,24 +574,24 @@ int __xe_sriov_admin_restore_defaults(int pf_fd, unsigned int vf_num)
>   }
>   
>   /**
> - * xe_sriov_admin_restore_defaults - Assert wrapper restoring VF defaults
> + * xe_sriov_admin_restore_sched_defaults - Assert wrapper restoring VF defaults
>    * @pf_fd:  PF device file descriptor.
>    * @vf_num: VF index (0 for PF, >0 for VFs).
>    */
> -void xe_sriov_admin_restore_defaults(int pf_fd, unsigned int vf_num)
> +void xe_sriov_admin_restore_sched_defaults(int pf_fd, unsigned int vf_num)
>   {
> -	igt_assert_eq(0, __xe_sriov_admin_restore_defaults(pf_fd, vf_num));
> +	igt_assert_eq(0, __xe_sriov_admin_restore_sched_defaults(pf_fd, vf_num));
>   }
>   
>   /**
> - * __xe_sriov_admin_bulk_restore_defaults - Restore scheduling defaults for PF and all VFs
> + * __xe_sriov_admin_bulk_restore_sched_defaults - Restore scheduling defaults for PF and all VFs
>    * @pf_fd: PF device file descriptor.
>    *
>    * Resets PF and all VFs to driver default scheduling parameters.
>    *
>    * Returns: 0 on success or negative errno on error.
>    */
> -int __xe_sriov_admin_bulk_restore_defaults(int pf_fd)
> +int __xe_sriov_admin_bulk_restore_sched_defaults(int pf_fd)
>   {
>   	int ret_eq, ret_pt, ret_prio;
>   	int ret = 0;
> @@ -616,16 +616,16 @@ int __xe_sriov_admin_bulk_restore_defaults(int pf_fd)
>   }
>   
>   /**
> - * xe_sriov_admin_bulk_restore_defaults - Assert wrapper for restoring defaults on PF and all VFs
> + * xe_sriov_admin_bulk_restore_sched_defaults - Assert wrapper restoring defaults on PF and all VFs
>    * @pf_fd: PF device file descriptor.
>    */
> -void xe_sriov_admin_bulk_restore_defaults(int pf_fd)
> +void xe_sriov_admin_bulk_restore_sched_defaults(int pf_fd)
>   {
> -	igt_assert_eq(0, __xe_sriov_admin_bulk_restore_defaults(pf_fd));
> +	igt_assert_eq(0, __xe_sriov_admin_bulk_restore_sched_defaults(pf_fd));
>   }
>   
>   /**
> - * xe_sriov_admin_exit_cleanup_restore_defaults - Best-effort SR-IOV defaults restore callback
> + * xe_sriov_admin_exit_cleanup_restore_sched_defaults - Best-effort SR-IOV defaults restore callback
>    * @pf_fd: PF device file descriptor
>    * @sig: Exit signal number, or 0 on normal exit
>    * @user_data: Unused
> @@ -634,7 +634,7 @@ void xe_sriov_admin_bulk_restore_defaults(int pf_fd)
>    * XE SR-IOV scheduling defaults. Restores PF and VF scheduling attributes to
>    * driver defaults. Failures are ignored so the callback remains best-effort.
>    */
> -void xe_sriov_admin_exit_cleanup_restore_defaults(int pf_fd, int sig, void *user_data)
> +void xe_sriov_admin_exit_cleanup_restore_sched_defaults(int pf_fd, int sig, void *user_data)
>   {
>   	(void)sig;
>   	(void)user_data;
> @@ -642,5 +642,5 @@ void xe_sriov_admin_exit_cleanup_restore_defaults(int pf_fd, int sig, void *user
>   	if (!xe_sriov_admin_is_present(pf_fd))
>   		return;
>   
> -	(void)__xe_sriov_admin_bulk_restore_defaults(pf_fd);
> +	(void)__xe_sriov_admin_bulk_restore_sched_defaults(pf_fd);
>   }
> diff --git a/lib/xe/xe_sriov_admin.h b/lib/xe/xe_sriov_admin.h
> index 3db13c2ac..4eb9c83a6 100644
> --- a/lib/xe/xe_sriov_admin.h
> +++ b/lib/xe/xe_sriov_admin.h
> @@ -52,11 +52,11 @@ void xe_sriov_admin_bulk_set_sched_priority(int pf_fd,
>   int  __xe_sriov_admin_vf_stop(int pf_fd, unsigned int vf_num);
>   void  xe_sriov_admin_vf_stop(int pf_fd, unsigned int vf_num);
>   
> -int  __xe_sriov_admin_restore_defaults(int pf_fd, unsigned int vf_num);
> -void  xe_sriov_admin_restore_defaults(int pf_fd, unsigned int vf_num);
> -int  __xe_sriov_admin_bulk_restore_defaults(int pf_fd);
> -void  xe_sriov_admin_bulk_restore_defaults(int pf_fd);
> -void xe_sriov_admin_exit_cleanup_restore_defaults(int pf_fd, int sig,
> -						  void *user_data);
> +int  __xe_sriov_admin_restore_sched_defaults(int pf_fd, unsigned int vf_num);
> +void  xe_sriov_admin_restore_sched_defaults(int pf_fd, unsigned int vf_num);
> +int  __xe_sriov_admin_bulk_restore_sched_defaults(int pf_fd);
> +void  xe_sriov_admin_bulk_restore_sched_defaults(int pf_fd);
> +void xe_sriov_admin_exit_cleanup_restore_sched_defaults(int pf_fd, int sig,
> +							void *user_data);
>   
>   #endif /* __XE_SRIOV_ADMIN_H__ */
> diff --git a/tests/intel/xe_pmu.c b/tests/intel/xe_pmu.c
> index f4c03faa2..2d1bc1f61 100644
> --- a/tests/intel/xe_pmu.c
> +++ b/tests/intel/xe_pmu.c
> @@ -991,7 +991,7 @@ static unsigned int enable_and_provision_vfs(int fd)
>   	igt_require(igt_sriov_get_enabled_vfs(fd) == 0);
>   	xe_sriov_require_default_scheduling_attributes(fd);
>   	igt_sriov_install_exit_handler(fd,
> -				       xe_sriov_admin_exit_cleanup_restore_defaults,
> +				       xe_sriov_admin_exit_cleanup_restore_sched_defaults,
>   				       NULL);
>   	autoprobe = igt_sriov_is_driver_autoprobe_enabled(fd);
>   
> @@ -1023,7 +1023,7 @@ static void unprovision_and_disable_vfs(int fd)
>   {
>   	int ret;
>   
> -	ret = __xe_sriov_admin_bulk_restore_defaults(fd);
> +	ret = __xe_sriov_admin_bulk_restore_sched_defaults(fd);
>   	xe_sriov_disable_vfs_restore_auto_provisioning(fd);
>   	/* abort to avoid execution of next tests with enabled VFs */
>   	igt_abort_on_f(igt_sriov_get_enabled_vfs(fd) > 0,
> diff --git a/tests/intel/xe_sriov_admin.c b/tests/intel/xe_sriov_admin.c
> index 8b400a01f..904c2ed7f 100644
> --- a/tests/intel/xe_sriov_admin.c
> +++ b/tests/intel/xe_sriov_admin.c
> @@ -347,7 +347,7 @@ int igt_main()
>   		igt_require(igt_sriov_get_enabled_vfs(pf_fd) == 0);
>   		igt_require(xe_sriov_admin_is_present(pf_fd));
>   		igt_sriov_install_exit_handler(pf_fd,
> -					       xe_sriov_admin_exit_cleanup_restore_defaults,
> +					       xe_sriov_admin_exit_cleanup_restore_sched_defaults,
>   					       NULL);
>   		total_vfs = igt_sriov_get_total_vfs(pf_fd);
>   	}
> @@ -426,7 +426,7 @@ int igt_main()
>   	igt_fixture() {
>   		int ret;
>   
> -		ret = __xe_sriov_admin_bulk_restore_defaults(pf_fd);
> +		ret = __xe_sriov_admin_bulk_restore_sched_defaults(pf_fd);
>   		igt_sriov_disable_vfs(pf_fd);
>   		/* abort to avoid execution of next tests with enabled VFs */
>   		igt_abort_on_f(igt_sriov_get_enabled_vfs(pf_fd) > 0,
> diff --git a/tests/intel/xe_sriov_scheduling.c b/tests/intel/xe_sriov_scheduling.c
> index a2240e473..5e4001219 100644
> --- a/tests/intel/xe_sriov_scheduling.c
> +++ b/tests/intel/xe_sriov_scheduling.c
> @@ -1470,7 +1470,7 @@ int igt_main_args("", long_opts, help_str, subm_opts_handler, NULL)
>   		igt_require(igt_sriov_get_enabled_vfs(pf_fd) == 0);
>   		igt_require(xe_sriov_admin_is_present(pf_fd));
>   		igt_sriov_install_exit_handler(pf_fd,
> -					       xe_sriov_admin_exit_cleanup_restore_defaults,
> +					       xe_sriov_admin_exit_cleanup_restore_sched_defaults,
>   					       NULL);
>   		autoprobe = igt_sriov_is_driver_autoprobe_enabled(pf_fd);
>   		xe_sriov_require_default_scheduling_attributes(pf_fd);

  reply	other threads:[~2026-08-18 14:15 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-18 12:39 [PATCH i-g-t 0/6] Order SR-IOV scheduling provisioning safely Marcin Bernatowicz
2026-08-18 12:39 ` [PATCH i-g-t 1/6] tests/intel/xe_sriov_scheduling: Disable VFs before resetting sched params Marcin Bernatowicz
2026-08-18 14:14   ` Laguna, Lukasz
2026-08-18 12:39 ` [PATCH i-g-t 2/6] lib/xe/xe_sriov_admin: Rename restore defaults helpers Marcin Bernatowicz
2026-08-18 14:14   ` Laguna, Lukasz [this message]
2026-08-18 12:39 ` [PATCH i-g-t 3/6] lib/xe/xe_sriov_admin: Lower priority before clearing timeslicing Marcin Bernatowicz
2026-08-18 14:15   ` Laguna, Lukasz
2026-08-18 12:39 ` [PATCH i-g-t 4/6] lib/xe/xe_sriov_admin: Add bulk scheduling params setter Marcin Bernatowicz
2026-08-18 14:15   ` Laguna, Lukasz
2026-08-18 12:39 ` [PATCH i-g-t 5/6] tests/intel/xe_sriov_scheduling: Use safe scheduling params helpers Marcin Bernatowicz
2026-08-18 14:15   ` Laguna, Lukasz
2026-08-18 12:39 ` [PATCH i-g-t 6/6] tests/intel/xe_pmu: Disable VFs before restoring sched params Marcin Bernatowicz
2026-08-18 14:16   ` Laguna, Lukasz
2026-08-18 14:11 ` ✓ Xe.CI.BAT: success for Order SR-IOV scheduling provisioning safely Patchwork
2026-08-18 14:20 ` ✓ i915.CI.BAT: " Patchwork
2026-08-18 16:39 ` ✓ Xe.CI.FULL: " Patchwork

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