linux-kernel - [PATCH 5.17 098/146] drm/radeon: fix logic inversion in radeon_sync

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Message-Id: <20220426081752.811178065@linuxfoundation.org>
Date:   Tue, 26 Apr 2022 10:21:33 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Christian König <christian.koenig@....com>,
        Alex Deucher <alexander.deucher@....com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.17 098/146] drm/radeon: fix logic inversion in radeon_sync_resv

From: Christian König <christian.koenig@....com>

[ Upstream commit 022074918042465668db9b0f768e2260b1e39c59 ]

Shared is the opposite of write/exclusive.

Signed-off-by: Christian König <christian.koenig@....com>
Fixes: 0597ca7b43e4 ("drm/radeon: use new iterator in radeon_sync_resv")
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1970
Reviewed-by: Alex Deucher <alexander.deucher@....com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220412093626.608767-1-christian.koenig@amd.com
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/gpu/drm/radeon/radeon_sync.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/radeon/radeon_sync.c b/drivers/gpu/drm/radeon/radeon_sync.c
index b991ba1bcd51..f63efd8d5e52 100644
--- a/drivers/gpu/drm/radeon/radeon_sync.c
+++ b/drivers/gpu/drm/radeon/radeon_sync.c
@@ -96,7 +96,7 @@ int radeon_sync_resv(struct radeon_device *rdev,
 	struct dma_fence *f;
 	int r = 0;
 
-	dma_resv_for_each_fence(&cursor, resv, shared, f) {
+	dma_resv_for_each_fence(&cursor, resv, !shared, f) {
 		fence = to_radeon_fence(f);
 		if (fence && fence->rdev == rdev)
 			radeon_sync_fence(sync, fence);
-- 
2.35.1