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Date: Wed, 10 Aug 2022 15:33:12 +0300
From: Oded Gabbay <ogabbay@...nel.org>
To: linux-kernel@...r.kernel.org
Cc: Dafna Hirschfeld <dhirschfeld@...ana.ai>
Subject: [PATCH 3/3] habanalabs: fix bug when setting va block size
From: Dafna Hirschfeld <dhirschfeld@...ana.ai>
the size of a block is always 'block->end - block->start + 1'
Signed-off-by: Dafna Hirschfeld <dhirschfeld@...ana.ai>
Reviewed-by: Oded Gabbay <ogabbay@...nel.org>
Signed-off-by: Oded Gabbay <ogabbay@...nel.org>
---
drivers/misc/habanalabs/common/memory.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/misc/habanalabs/common/memory.c b/drivers/misc/habanalabs/common/memory.c
index 5bc704da889d..e3b40dbf154c 100644
--- a/drivers/misc/habanalabs/common/memory.c
+++ b/drivers/misc/habanalabs/common/memory.c
@@ -457,7 +457,7 @@ static void merge_va_blocks_locked(struct hl_device *hdev,
prev = list_prev_entry(va_block, node);
if (&prev->node != va_list && prev->end + 1 == va_block->start) {
prev->end = va_block->end;
- prev->size = prev->end - prev->start;
+ prev->size = prev->end - prev->start + 1;
list_del(&va_block->node);
kfree(va_block);
va_block = prev;
@@ -466,7 +466,7 @@ static void merge_va_blocks_locked(struct hl_device *hdev,
next = list_next_entry(va_block, node);
if (&next->node != va_list && va_block->end + 1 == next->start) {
next->start = va_block->start;
- next->size = next->end - next->start;
+ next->size = next->end - next->start + 1;
list_del(&va_block->node);
kfree(va_block);
}
--
2.25.1
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