From: Oded Gabbay <ogabbay@kernel.org>
To: linux-kernel@vger.kernel.org
Cc: Yuri Nudelman <ynudelman@habana.ai>
Subject: [PATCH 5/7] habanalabs: wrong handle removal in memory manager
Date: Fri, 1 Apr 2022 15:20:15 +0300 [thread overview]
Message-ID: <20220401122017.116205-5-ogabbay@kernel.org> (raw)
In-Reply-To: <20220401122017.116205-1-ogabbay@kernel.org>
From: Yuri Nudelman <ynudelman@habana.ai>
During the unified memory manager release, a wrong id was used to remove
an entry from the idr.
Signed-off-by: Yuri Nudelman <ynudelman@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
---
drivers/misc/habanalabs/common/memory_mgr.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/misc/habanalabs/common/memory_mgr.c b/drivers/misc/habanalabs/common/memory_mgr.c
index 3828ba44c660..a1f499a1519c 100644
--- a/drivers/misc/habanalabs/common/memory_mgr.c
+++ b/drivers/misc/habanalabs/common/memory_mgr.c
@@ -48,7 +48,7 @@ static void hl_mmap_mem_buf_release(struct kref *kref)
container_of(kref, struct hl_mmap_mem_buf, refcount);
spin_lock(&buf->mmg->lock);
- idr_remove(&buf->mmg->handles, buf->handle);
+ idr_remove(&buf->mmg->handles, lower_32_bits(buf->handle >> PAGE_SHIFT));
spin_unlock(&buf->mmg->lock);
if (buf->ops->release)
--
2.25.1
next prev parent reply other threads:[~2022-04-01 12:20 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-01 12:20 [PATCH 1/7] habanalabs: add callback and field to be used for debugfs refactor Oded Gabbay
2022-04-01 12:20 ` [PATCH 2/7] habanalabs: unify code for memory access from debugfs Oded Gabbay
2022-04-01 12:20 ` [PATCH 3/7] habanalabs: enforce alignment upon registers access through debugfs Oded Gabbay
2022-04-01 12:20 ` [PATCH 4/7] habanalabs: remove debugfs read/write callbacks Oded Gabbay
2022-04-01 12:20 ` Oded Gabbay [this message]
2022-04-01 12:20 ` [PATCH 6/7] habanalabs: remove redundant info print Oded Gabbay
2022-04-01 12:20 ` [PATCH 7/7] habanalabs: change a reset print to debug level Oded Gabbay
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