The patch titled
Subject: mm/damon: modify damon_rand() macro to static inline function
has been removed from the -mm tree. Its filename was
mm-damon-modify-damon_rand-macro-to-static-inline-function.patch
This patch was dropped because it was merged into mainline or a subsystem tree
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From: Xin Hao <xhao@xxxxxxxxxxxxxxxxx>
Subject: mm/damon: modify damon_rand() macro to static inline function
damon_rand() cannot be implemented as a macro.
Example:
damon_rand(a++, b);
The value of 'a' will be incremented twice, This is obviously
unreasonable, So there fix it.
Link: https://lkml.kernel.org/r/110ffcd4e420c86c42b41ce2bc9f0fe6a4f32cd3.1638795127.git.xhao@xxxxxxxxxxxxxxxxx
Fixes: b9a6ac4e4ede ("mm/damon: adaptively adjust regions")
Signed-off-by: Xin Hao <xhao@xxxxxxxxxxxxxxxxx>
Reported-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Reviewed-by: SeongJae Park <sj@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/damon.h | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
--- a/include/linux/damon.h~mm-damon-modify-damon_rand-macro-to-static-inline-function
+++ a/include/linux/damon.h
@@ -19,7 +19,10 @@
#define DAMOS_MAX_SCORE (99)
/* Get a random number in [l, r) */
-#define damon_rand(l, r) (l + prandom_u32_max(r - l))
+static inline unsigned long damon_rand(unsigned long l, unsigned long r)
+{
+ return l + prandom_u32_max(r - l);
+}
/**
* struct damon_addr_range - Represents an address region of [@start, @end).
_
Patches currently in -mm which might be from xhao@xxxxxxxxxxxxxxxxx are
