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From: Bernard Zhao <bernard@vivo.com>
To: "Felix Kuehling" <Felix.Kuehling@amd.com>,
	"Alex Deucher" <alexander.deucher@amd.com>,
	"Christian König" <christian.koenig@amd.com>,
	"David (ChunMing) Zhou" <David1.Zhou@amd.com>,
	"David Airlie" <airlied@linux.ie>,
	"Daniel Vetter" <daniel@ffwll.ch>,
	amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
	linux-kernel@vger.kernel.org
Cc: opensource.kernel@vivo.com, Bernard Zhao <bernard@vivo.com>
Subject: [PATCH V3] amdgpu: remove unnecessary condition check
Date: Tue, 21 Apr 2020 01:03:24 -0700	[thread overview]
Message-ID: <20200421080324.130104-1-bernard@vivo.com> (raw)

There is no need to if check again, maybe we could merge
into the above else branch.

Signed-off-by: Bernard Zhao <bernard@vivo.com>

Changes since V1:
*commit message improve
*code style refactoring

Changes since V2:
*code style adjust

Link for V1:
*https://lore.kernel.org/patchwork/patch/1226587/
---
 .../gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c   | 18 +++++++-----------
 1 file changed, 7 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 9dff792c9290..5424bd921a7b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -660,13 +660,12 @@ static int reserve_bo_and_vm(struct kgd_mem *mem,
 
 	ret = ttm_eu_reserve_buffers(&ctx->ticket, &ctx->list,
 				     false, &ctx->duplicates);
-	if (!ret)
-		ctx->reserved = true;
-	else {
-		pr_err("Failed to reserve buffers in ttm\n");
+	if (ret) {
+		pr_err("Failed to reserve buffers in ttm.\n");
 		kfree(ctx->vm_pd);
 		ctx->vm_pd = NULL;
-	}
+	} else
+		ctx->reserved = true;
 
 	return ret;
 }
@@ -733,15 +732,12 @@ static int reserve_bo_and_cond_vms(struct kgd_mem *mem,
 
 	ret = ttm_eu_reserve_buffers(&ctx->ticket, &ctx->list,
 				     false, &ctx->duplicates);
-	if (!ret)
-		ctx->reserved = true;
-	else
-		pr_err("Failed to reserve buffers in ttm.\n");
-
 	if (ret) {
+		pr_err("Failed to reserve buffers in ttm.\n");
 		kfree(ctx->vm_pd);
 		ctx->vm_pd = NULL;
-	}
+	} else
+		ctx->reserved = true;
 
 	return ret;
 }
-- 
2.26.2


             reply	other threads:[~2020-04-21  8:03 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-21  8:03 Bernard Zhao [this message]
2020-04-21  8:06 ` [PATCH V3] amdgpu: remove unnecessary condition check Christian König
2020-04-21  8:44   ` 赵军奎
2020-04-21  9:34     ` [V3] " Markus Elfring
2020-04-21  9:48     ` [PATCH V3] " Christian König
2020-04-21 10:00       ` [V3] " Markus Elfring
2020-04-21 11:12     ` Markus Elfring

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