linux-kernel - [PATCH] drm/i915: Use might

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Message-Id: <20210429024211.58245-1-bernard@vivo.com>
Date:   Wed, 28 Apr 2021 19:42:11 -0700
From:   Bernard Zhao <bernard@...o.com>
To:     Jani Nikula <jani.nikula@...ux.intel.com>,
        Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
        Rodrigo Vivi <rodrigo.vivi@...el.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        intel-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Cc:     Bernard Zhao <bernard@...o.com>
Subject: [PATCH] drm/i915: Use might_alloc()

This maybe used lockdep through the fs_reclaim annotations.

Signed-off-by: Bernard Zhao <bernard@...o.com>
---
 drivers/gpu/drm/i915/i915_sw_fence.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_sw_fence.c b/drivers/gpu/drm/i915/i915_sw_fence.c
index 2744558f3050..cc1b49cabb6c 100644
--- a/drivers/gpu/drm/i915/i915_sw_fence.c
+++ b/drivers/gpu/drm/i915/i915_sw_fence.c
@@ -341,7 +341,7 @@ static int __i915_sw_fence_await_sw_fence(struct i915_sw_fence *fence,
 	unsigned long flags;
 
 	debug_fence_assert(fence);
-	might_sleep_if(gfpflags_allow_blocking(gfp));
+	might_alloc(gfp);
 
 	if (i915_sw_fence_done(signaler)) {
 		i915_sw_fence_set_error_once(fence, signaler->error);
@@ -477,7 +477,7 @@ int i915_sw_fence_await_dma_fence(struct i915_sw_fence *fence,
 	int ret;
 
 	debug_fence_assert(fence);
-	might_sleep_if(gfpflags_allow_blocking(gfp));
+	might_alloc(gfp);
 
 	if (dma_fence_is_signaled(dma)) {
 		i915_sw_fence_set_error_once(fence, dma->error);
@@ -576,7 +576,7 @@ int i915_sw_fence_await_reservation(struct i915_sw_fence *fence,
 	int ret = 0, pending;
 
 	debug_fence_assert(fence);
-	might_sleep_if(gfpflags_allow_blocking(gfp));
+	might_alloc(gfp);
 
 	if (write) {
 		struct dma_fence **shared;
-- 
2.31.0