2024-12-19 21:34:44 +00:00
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From d520dfe84eeff82db6bf4d6851616a53eb61c118 Mon Sep 17 00:00:00 2001
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2024-12-15 18:29:23 +00:00
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From: linmin <linmin@eswincomputing.com>
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Date: Fri, 5 Jul 2024 17:23:03 +0800
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Subject: [PATCH 065/219] fix(es buddy):add spin lock
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Changelogs:
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1.The es_spin_lock() should be used in es_alloc_pages() and es_free_pages,
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otherwise the compound_order of the kernel page may be modified by other
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thread while es_free_pages
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Signed-off-by: linmin <linmin@eswincomputing.com>
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Reviewed-by: ningyu <ningyu@eswincomputing.com>
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---
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drivers/memory/eswin/buddy.h | 11 +++--------
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1 file changed, 3 insertions(+), 8 deletions(-)
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diff --git a/drivers/memory/eswin/buddy.h b/drivers/memory/eswin/buddy.h
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index bc0fd6eb6ddb..2c40d1116ad8 100644
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--- a/drivers/memory/eswin/buddy.h
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+++ b/drivers/memory/eswin/buddy.h
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@@ -15,17 +15,12 @@
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#define buddy_print(fmt...)
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#define BUDDY_BUG_ON(condition) WARN_ON(condition)
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-#define buddy_spin_lock_init(lock) spin_lock_init(lock)
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-#define buddy_spin_lock(lock) spin_lock(lock)
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-#define buddy_spin_unlock(lock) spin_unlock(lock)
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-/*
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#define es_spin_lock_init(esLock) spin_lock_init(esLock)
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#define es_spin_lock(esLock) spin_lock(esLock)
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#define es_spin_unlock(esLock) spin_unlock(esLock)
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-*/
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-#define es_spin_lock_init(esLock)
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-#define es_spin_lock(esLock)
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-#define es_spin_unlock(esLock)
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+#define buddy_spin_lock_init(lock)
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+#define buddy_spin_lock(lock)
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+#define buddy_spin_unlock(lock)
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#else
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#include "list.h"
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#include <stdio.h> //printf
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--
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2.47.0
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