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From: Jason Ekstrand <jason@jlekstrand.net>
To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org
Cc: Jason Ekstrand <jason@jlekstrand.net>
Subject: [PATCH 12/21] drm/i915/gem: Add a separate validate_priority helper
Date: Fri, 23 Apr 2021 17:31:22 -0500	[thread overview]
Message-ID: <20210423223131.879208-13-jason@jlekstrand.net> (raw)
In-Reply-To: <20210423223131.879208-1-jason@jlekstrand.net>

Signed-off-by: Jason Ekstrand <jason@jlekstrand.net>
---
 drivers/gpu/drm/i915/gem/i915_gem_context.c | 42 +++++++++++++--------
 1 file changed, 27 insertions(+), 15 deletions(-)

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c
index 941fbf78267b4..e5efd22c89ba2 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c
@@ -169,6 +169,28 @@ lookup_user_engine(struct i915_gem_context *ctx,
 	return i915_gem_context_get_engine(ctx, idx);
 }
 
+static int validate_priority(struct drm_i915_private *i915,
+			     const struct drm_i915_gem_context_param *args)
+{
+	s64 priority = args->value;
+
+	if (args->size)
+		return -EINVAL;
+
+	if (!(i915->caps.scheduler & I915_SCHEDULER_CAP_PRIORITY))
+		return -ENODEV;
+
+	if (priority > I915_CONTEXT_MAX_USER_PRIORITY ||
+	    priority < I915_CONTEXT_MIN_USER_PRIORITY)
+		return -EINVAL;
+
+	if (priority > I915_CONTEXT_DEFAULT_PRIORITY &&
+	    !capable(CAP_SYS_NICE))
+		return -EPERM;
+
+	return 0;
+}
+
 static struct i915_address_space *
 context_get_vm_rcu(struct i915_gem_context *ctx)
 {
@@ -1744,23 +1766,13 @@ static void __apply_priority(struct intel_context *ce, void *arg)
 static int set_priority(struct i915_gem_context *ctx,
 			const struct drm_i915_gem_context_param *args)
 {
-	s64 priority = args->value;
-
-	if (args->size)
-		return -EINVAL;
-
-	if (!(ctx->i915->caps.scheduler & I915_SCHEDULER_CAP_PRIORITY))
-		return -ENODEV;
-
-	if (priority > I915_CONTEXT_MAX_USER_PRIORITY ||
-	    priority < I915_CONTEXT_MIN_USER_PRIORITY)
-		return -EINVAL;
+	int err;
 
-	if (priority > I915_CONTEXT_DEFAULT_PRIORITY &&
-	    !capable(CAP_SYS_NICE))
-		return -EPERM;
+	err = validate_priority(ctx->i915, args);
+	if (err)
+		return err;
 
-	ctx->sched.priority = priority;
+	ctx->sched.priority = args->value;
 	context_apply_all(ctx, __apply_priority, ctx);
 
 	return 0;
-- 
2.31.1

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  parent reply	other threads:[~2021-04-23 22:32 UTC|newest]

Thread overview: 110+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-23 22:31 [PATCH 00/21] drm/i915/gem: ioctl clean-ups Jason Ekstrand
2021-04-23 22:31 ` [PATCH 01/21] drm/i915: Drop I915_CONTEXT_PARAM_RINGSIZE Jason Ekstrand
2021-04-27  9:32   ` Daniel Vetter
2021-04-28  3:33     ` Jason Ekstrand
2021-04-23 22:31 ` [PATCH 02/21] drm/i915: Drop I915_CONTEXT_PARAM_NO_ZEROMAP Jason Ekstrand
2021-04-27  9:38   ` [Intel-gfx] " Daniel Vetter
2021-04-23 22:31 ` [PATCH 03/21] drm/i915/gem: Set the watchdog timeout directly in intel_context_set_gem Jason Ekstrand
2021-04-27  9:42   ` Daniel Vetter
2021-04-28 15:55   ` [Intel-gfx] " Tvrtko Ursulin
2021-04-28 17:24     ` Jason Ekstrand
2021-04-29  8:04       ` Tvrtko Ursulin
2021-04-29 14:54         ` Jason Ekstrand
2021-04-29 17:12           ` Daniel Vetter
2021-04-29 17:13             ` Daniel Vetter
2021-04-29 18:41               ` Jason Ekstrand
2021-04-30 11:18           ` Tvrtko Ursulin
2021-04-30 15:35             ` Jason Ekstrand
2021-04-23 22:31 ` [PATCH 04/21] drm/i915/gem: Return void from context_apply_all Jason Ekstrand
2021-04-27  9:42   ` Daniel Vetter
2021-04-23 22:31 ` [PATCH 05/21] drm/i915: Drop the CONTEXT_CLONE API Jason Ekstrand
2021-04-27  9:49   ` [Intel-gfx] " Daniel Vetter
2021-04-28 17:38     ` Jason Ekstrand
2021-04-28 15:59   ` Tvrtko Ursulin
2021-04-23 22:31 ` [PATCH 06/21] drm/i915: Implement SINGLE_TIMELINE with a syncobj (v3) Jason Ekstrand
2021-04-27  9:55   ` [Intel-gfx] " Daniel Vetter
2021-04-28 15:49   ` Tvrtko Ursulin
2021-04-28 17:26     ` Jason Ekstrand
2021-04-29  8:06       ` Tvrtko Ursulin
2021-04-29 12:08         ` Daniel Vetter
2021-04-29 14:47           ` Jason Ekstrand
2021-04-23 22:31 ` [PATCH 07/21] drm/i915: Drop getparam support for I915_CONTEXT_PARAM_ENGINES Jason Ekstrand
2021-04-27  9:58   ` Daniel Vetter
2021-04-23 22:31 ` [PATCH 08/21] drm/i915/gem: Disallow bonding of virtual engines Jason Ekstrand
2021-04-26 23:43   ` [PATCH 08/20] drm/i915/gem: Disallow bonding of virtual engines (v2) Jason Ekstrand
2021-04-27 13:58     ` [Intel-gfx] " Daniel Vetter
2021-04-27 13:51   ` [PATCH 08/21] drm/i915/gem: Disallow bonding of virtual engines Jason Ekstrand
2021-04-28 10:13     ` Daniel Vetter
2021-04-28 17:18       ` Jason Ekstrand
2021-04-28 17:18         ` [Intel-gfx] " Matthew Brost
2021-04-28 17:46           ` Jason Ekstrand
2021-04-28 17:55             ` Matthew Brost
2021-04-28 18:17               ` Jason Ekstrand
2021-04-29 12:14                 ` Daniel Vetter
2021-04-30  4:03                   ` Matthew Brost
2021-04-30 10:11                     ` Daniel Vetter
2021-05-01 17:17                       ` Matthew Brost
2021-05-04  7:36                         ` Daniel Vetter
2021-04-28 18:58         ` Jason Ekstrand
2021-04-29 12:16           ` Daniel Vetter
2021-04-29 16:02             ` Jason Ekstrand
2021-04-29 17:14               ` Daniel Vetter
2021-04-28 15:51   ` [Intel-gfx] " Tvrtko Ursulin
2021-04-29 12:24     ` Daniel Vetter
2021-04-29 12:54       ` Tvrtko Ursulin
2021-04-29 15:41         ` Jason Ekstrand
2021-04-23 22:31 ` [PATCH 09/21] drm/i915/gem: Disallow creating contexts with too many engines Jason Ekstrand
2021-04-28 10:16   ` [Intel-gfx] " Daniel Vetter
2021-04-28 10:42     ` Tvrtko Ursulin
2021-04-28 14:02       ` Daniel Vetter
2021-04-28 14:26         ` Tvrtko Ursulin
2021-04-28 17:09           ` Jason Ekstrand
2021-04-29  8:01             ` Tvrtko Ursulin
2021-04-29 19:16               ` Jason Ekstrand
2021-04-30 11:40                 ` Tvrtko Ursulin
2021-04-30 15:54                   ` Jason Ekstrand
2021-04-23 22:31 ` [PATCH 10/21] drm/i915/request: Remove the hook from await_execution Jason Ekstrand
2021-04-26 23:44   ` Jason Ekstrand
2021-04-23 22:31 ` [PATCH 11/21] drm/i915: Stop manually RCU banging in reset_stats_ioctl Jason Ekstrand
2021-04-28 10:27   ` Daniel Vetter
2021-04-28 18:22     ` Jason Ekstrand
2021-04-29 12:22       ` Daniel Vetter
2021-04-23 22:31 ` Jason Ekstrand [this message]
2021-04-28 14:37   ` [PATCH 12/21] drm/i915/gem: Add a separate validate_priority helper Daniel Vetter
2021-04-23 22:31 ` [PATCH 13/21] drm/i915/gem: Add an intermediate proto_context struct Jason Ekstrand
2021-04-29 13:02   ` [Intel-gfx] " Daniel Vetter
2021-04-29 16:44     ` Jason Ekstrand
2021-04-23 22:31 ` [PATCH 14/21] drm/i915/gem: Return an error ptr from context_lookup Jason Ekstrand
2021-04-29 13:27   ` [Intel-gfx] " Daniel Vetter
2021-04-29 15:29     ` Jason Ekstrand
2021-04-29 17:16       ` Daniel Vetter
2021-04-23 22:31 ` [PATCH 15/21] drm/i915/gt: Drop i915_address_space::file Jason Ekstrand
2021-04-29 12:37   ` Daniel Vetter
2021-04-29 15:26     ` Jason Ekstrand
2021-04-23 22:31 ` [PATCH 16/21] drm/i915/gem: Delay context creation Jason Ekstrand
2021-04-24  3:21   ` [Intel-gfx] " kernel test robot
2021-04-24  3:24   ` kernel test robot
2021-04-29 15:51   ` Daniel Vetter
2021-04-29 18:16     ` Jason Ekstrand
2021-04-29 18:56       ` Daniel Vetter
2021-04-29 19:01         ` Jason Ekstrand
2021-04-29 19:07           ` Daniel Vetter
2021-04-29 21:35             ` Jason Ekstrand
2021-04-30  6:53               ` Daniel Vetter
2021-04-30 11:58                 ` Tvrtko Ursulin
2021-04-30 12:30                   ` Daniel Vetter
2021-04-30 12:44                     ` Tvrtko Ursulin
2021-04-30 13:07                       ` Daniel Vetter
2021-04-30 13:15                         ` Tvrtko Ursulin
2021-04-30 16:27                 ` Jason Ekstrand
2021-04-30 16:33                   ` Daniel Vetter
2021-04-30 16:57                     ` Jason Ekstrand
2021-04-30 17:08                       ` Daniel Vetter
2021-04-23 22:31 ` [PATCH 17/21] drm/i915/gem: Don't allow changing the VM on running contexts Jason Ekstrand
2021-04-23 22:31 ` [PATCH 18/21] drm/i915/gem: Don't allow changing the engine set " Jason Ekstrand
2021-04-29 17:21   ` Daniel Vetter
2021-04-23 22:31 ` [PATCH 19/21] drm/i915/selftests: Take a VM in kernel_context() Jason Ekstrand
2021-04-23 22:31 ` [PATCH 20/21] i915/gem/selftests: Assign the VM at context creation in igt_shared_ctx_exec Jason Ekstrand
2021-04-29 17:19   ` [Intel-gfx] " Daniel Vetter
2021-04-23 22:31 ` [PATCH 21/21] drm/i915/gem: Roll all of context creation together Jason Ekstrand
2021-04-29 17:25   ` Daniel Vetter

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