The patch titled
Subject: bitops: use the same mechanism for get_count_order[_long]
has been removed from the -mm tree. Its filename was
bitops-use-the-same-mechanism-for-get_count_order.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Wei Yang <richard.weiyang@xxxxxxxxxxxxxxxxx>
Subject: bitops: use the same mechanism for get_count_order[_long]
These two functions share the same logic.
Link: https://lkml.kernel.org/r/20200807085837.11697-3-richard.weiyang@xxxxxxxxxxxxxxxxx
Signed-off-by: Wei Yang <richard.weiyang@xxxxxxxxxxxxxxxxx>
Cc: Christian Brauner <christian.brauner@xxxxxxxxxx>
Cc: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/bitops.h | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
--- a/include/linux/bitops.h~bitops-use-the-same-mechanism-for-get_count_order
+++ a/include/linux/bitops.h
@@ -188,12 +188,10 @@ static inline unsigned fls_long(unsigned
static inline int get_count_order(unsigned int count)
{
- int order;
+ if (count == 0)
+ return -1;
- order = fls(count) - 1;
- if (count & (count - 1))
- order++;
- return order;
+ return fls(--count);
}
/**
_
Patches currently in -mm which might be from richard.weiyang@xxxxxxxxxxxxxxxxx are
