block/zram/zram_drv.c

77 	return zram->disksize;
244 	return scnprintf(buf, PAGE_SIZE, "%llu\n", zram->disksize);
293 	unsigned long nr_pages = zram->disksize >> PAGE_SHIFT;
608 	unsigned long nr_pages = zram->disksize >> PAGE_SHIFT;
859 	unsigned long nr_pages = zram->disksize >> PAGE_SHIFT;
1214 static void zram_meta_free(struct zram *zram, u64 disksize)
1216 	size_t num_pages = disksize >> PAGE_SHIFT;
1227 static bool zram_meta_alloc(struct zram *zram, u64 disksize)
1231 	num_pages = disksize >> PAGE_SHIFT;
1711 	unsigned long nr_pages = zram->disksize >> PAGE_SHIFT;
1999 	zram_meta_free(zram, zram->disksize);
2000 	zram->disksize = 0;
2012 	u64 disksize;
2018 	disksize = memparse(buf, NULL);
2019 	if (!disksize)
2024 		pr_info("Cannot change disksize for initialized device\n");
2029 	disksize = PAGE_ALIGN(disksize);
2030 	if (!zram_meta_alloc(zram, disksize)) {
2050 	zram->disksize = disksize;
2051 	set_capacity_and_notify(zram->disk, zram->disksize >> SECTOR_SHIFT);
2058 	zram_meta_free(zram, disksize);
2124 static DEVICE_ATTR_RW(disksize);
2236 	/* Actual capacity set using sysfs (/sys/block/zram<id>/disksize */