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mm/memory-failure: replace sprintf() with sysfs_emit()

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As Documentation/filesystems/sysfs.rst suggested, show() should only use
sysfs_emit() or sysfs_emit_at() when formatting the value to be returned
to user space.

Link: https://lkml.kernel.org/r/20241029101853.37890-1-zhangguopeng@kylinos.cn
Signed-off-by: zhangguopeng <zhangguopeng@kylinos.cn>
Acked-by: Miaohe Lin <linmiaohe@huawei.com>
Cc: Naoya Horiguchi <nao.horiguchi@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
zhangguopeng 2024-10-29 18:18:53 +08:00 committed by Andrew Morton
parent f914ac96ee
commit 408a8dc623
1 changed files with 1 additions and 1 deletions
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2
mm/memory-failure.c
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@ -100,7 +100,7 @@ static ssize_t _name##_show(struct device *dev, \
{ \ { \
struct memory_failure_stats *mf_stats = \ struct memory_failure_stats *mf_stats = \
&NODE_DATA(dev->id)->mf_stats; \ &NODE_DATA(dev->id)->mf_stats; \
return sprintf(buf, "%lu\n", mf_stats->_name); \ return sysfs_emit(buf, "%lu\n", mf_stats->_name); \
} \ } \
static DEVICE_ATTR_RO(_name) static DEVICE_ATTR_RO(_name)