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);
next prev parent 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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