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Code Issues Releases Wiki Activity

mm: backing-dev: Remove duplicated macro definition 

Move the K() macro a little forward to remove the same macro definition.

Link: https://lkml.kernel.org/r/d1ccdf2d3116dce9814f2bcc1f0415ecb4c76ea5.1612862230.git.baolin.wang@linux.alibaba.com
Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Baolin Wang 2021-02-24 12:02:52 -08:00 committed by Linus Torvalds
parent 4ebd3aec38
commit 6986c3e2b1
1 changed files with 2 additions and 4 deletions
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6
mm/backing-dev.c
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@ -32,6 +32,8 @@ LIST_HEAD(bdi_list);
/* bdi_wq serves all asynchronous writeback tasks */
struct workqueue_struct *bdi_wq;
#define K(x) ((x) << (PAGE_SHIFT - 10))
#ifdef CONFIG_DEBUG_FS
#include <linux/debugfs.h>
#include <linux/seq_file.h>
@ -69,7 +71,6 @@ static int bdi_debug_stats_show(struct seq_file *m, void *v)
global_dirty_limits(&background_thresh, &dirty_thresh);
wb_thresh = wb_calc_thresh(wb, dirty_thresh);
#define K(x) ((x) << (PAGE_SHIFT - 10))
seq_printf(m,
"BdiWriteback: %10lu kB\n"
"BdiReclaimable: %10lu kB\n"
@ -98,7 +99,6 @@ static int bdi_debug_stats_show(struct seq_file *m, void *v)
nr_more_io,
nr_dirty_time,
!list_empty(&bdi->bdi_list), bdi->wb.state);
#undef K
return 0;
}
@ -146,8 +146,6 @@ static ssize_t read_ahead_kb_store(struct device *dev,
return count;
}
#define K(pages) ((pages) << (PAGE_SHIFT - 10))
#define BDI_SHOW(name, expr) \
static ssize_t name##_show(struct device *dev, \
struct device_attribute *attr, char *buf) \