diff options
Diffstat (limited to 'drivers/block/zram/zram_drv.c')
| -rw-r--r-- | drivers/block/zram/zram_drv.c | 23 |
1 files changed, 8 insertions, 15 deletions
diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index 42809cf6dd82..a43074657531 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -1225,18 +1225,6 @@ static void comp_algorithm_set(struct zram *zram, u32 prio, const char *alg) zram->comp_algs[prio] = alg; } -static ssize_t __comp_algorithm_show(struct zram *zram, u32 prio, - char *buf, ssize_t at) -{ - ssize_t sz; - - down_read(&zram->init_lock); - sz = zcomp_available_show(zram->comp_algs[prio], buf, at); - up_read(&zram->init_lock); - - return sz; -} - static int __comp_algorithm_store(struct zram *zram, u32 prio, const char *buf) { char *compressor; @@ -1387,8 +1375,12 @@ static ssize_t comp_algorithm_show(struct device *dev, char *buf) { struct zram *zram = dev_to_zram(dev); + ssize_t sz; - return __comp_algorithm_show(zram, ZRAM_PRIMARY_COMP, buf, 0); + down_read(&zram->init_lock); + sz = zcomp_available_show(zram->comp_algs[ZRAM_PRIMARY_COMP], buf, 0); + up_read(&zram->init_lock); + return sz; } static ssize_t comp_algorithm_store(struct device *dev, @@ -1412,14 +1404,15 @@ static ssize_t recomp_algorithm_show(struct device *dev, ssize_t sz = 0; u32 prio; + down_read(&zram->init_lock); for (prio = ZRAM_SECONDARY_COMP; prio < ZRAM_MAX_COMPS; prio++) { if (!zram->comp_algs[prio]) continue; sz += sysfs_emit_at(buf, sz, "#%d: ", prio); - sz += __comp_algorithm_show(zram, prio, buf, sz); + sz += zcomp_available_show(zram->comp_algs[prio], buf, sz); } - + up_read(&zram->init_lock); return sz; } |