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| author |   Joe Perches <joe@perches.com> | 2020-12-14 19:14:50 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2020-12-15 12:13:47 -0800 |
| commit | 5e4c0d86cf4a7a22abb9468e84f4480dd6b67032 (patch) | |
| tree | de6f069e79adc8663977449434a9733990015dcf /mm/backing-dev.c | |
| parent | mm: huge_memory: convert remaining use of sprintf to sysfs_emit and neatening (diff) | |
| download | linux-dev-5e4c0d86cf4a7a22abb9468e84f4480dd6b67032.tar.xz linux-dev-5e4c0d86cf4a7a22abb9468e84f4480dd6b67032.zip | |
mm:backing-dev: use sysfs_emit in macro defining functions
The cocci script used in commit bdacbb8d04f ("mm: Use sysfs_emit for
struct kobject * uses") does not convert the name##_show macro because the
macro uses concatenation via ##.
Convert it by hand.
Link: https://lkml.kernel.org/r/45ec6cfc177d743f9c0ebaf35e43969dce43af42.1605376435.git.joe@perches.com
Signed-off-by: Joe Perches <joe@perches.com>
Cc: Christoph Lameter <cl@linux.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Hugh Dickins <hughd@google.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Pekka Enberg <penberg@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/backing-dev.c')
| -rw-r--r-- | mm/backing-dev.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/mm/backing-dev.c b/mm/backing-dev.c index 408d5051d05b..e33797579338 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -150,11 +150,11 @@ static ssize_t read_ahead_kb_store(struct device *dev, #define BDI_SHOW(name, expr) \ static ssize_t name##_show(struct device *dev, \ - struct device_attribute *attr, char *page) \ + struct device_attribute *attr, char *buf) \ { \ struct backing_dev_info *bdi = dev_get_drvdata(dev); \ \ - return snprintf(page, PAGE_SIZE-1, "%lld\n", (long long)expr); \ + return sysfs_emit(buf, "%lld\n", (long long)expr); \ } \ static DEVICE_ATTR_RW(name); @@ -200,11 +200,11 @@ BDI_SHOW(max_ratio, bdi->max_ratio) static ssize_t stable_pages_required_show(struct device *dev, struct device_attribute *attr, - char *page) + char *buf) { dev_warn_once(dev, "the stable_pages_required attribute has been removed. Use the stable_writes queue attribute instead.\n"); - return snprintf(page, PAGE_SIZE-1, "%d\n", 0); + return sysfs_emit(buf, "%d\n", 0); } static DEVICE_ATTR_RO(stable_pages_required); |