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Searched refs:zram (Results 1 – 11 of 11) sorted by relevance

/linux-4.1.27/drivers/block/zram/
Dzram_drv.c40 static struct zram *zram_devices;
59 struct zram *zram = dev_to_zram(d); \
63 (u64)atomic64_read(&zram->stats.name)); \
67 static inline bool init_done(struct zram *zram) in init_done() argument
69 return zram->disksize; in init_done()
72 static inline struct zram *dev_to_zram(struct device *dev) in dev_to_zram()
74 return (struct zram *)dev_to_disk(dev)->private_data; in dev_to_zram()
81 struct zram *zram = dev_to_zram(dev); in compact_store() local
84 down_read(&zram->init_lock); in compact_store()
85 if (!init_done(zram)) { in compact_store()
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DMakefile1 zram-y := zcomp_lzo.o zcomp.o zram_drv.o
3 zram-$(CONFIG_ZRAM_LZ4_COMPRESS) += zcomp_lz4.o
5 obj-$(CONFIG_ZRAM) += zram.o
Dzram_drv.h102 struct zram { struct
DKconfig16 See zram.txt for more information.
/linux-4.1.27/Documentation/ABI/obsolete/
Dsysfs-block-zram1 What: /sys/block/zram<id>/num_reads
7 Now accessible via zram<id>/stat node.
9 What: /sys/block/zram<id>/num_writes
15 Now accessible via zram<id>/stat node.
17 What: /sys/block/zram<id>/invalid_io
23 Now accessible via zram<id>/io_stat node.
25 What: /sys/block/zram<id>/failed_reads
31 Now accessible via zram<id>/io_stat node.
33 What: /sys/block/zram<id>/failed_writes
39 Now accessible via zram<id>/io_stat node.
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/linux-4.1.27/Documentation/ABI/testing/
Dsysfs-block-zram1 What: /sys/block/zram<id>/disksize
10 What: /sys/block/zram<id>/initstate
17 What: /sys/block/zram<id>/reset
25 What: /sys/block/zram<id>/num_reads
32 What: /sys/block/zram<id>/num_writes
39 What: /sys/block/zram<id>/invalid_io
46 What: /sys/block/zram<id>/failed_reads
53 What: /sys/block/zram<id>/failed_writes
60 What: /sys/block/zram<id>/max_comp_streams
68 What: /sys/block/zram<id>/comp_algorithm
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/linux-4.1.27/Documentation/blockdev/
Dzram.txt1 zram: Compressed RAM based block devices
6 The zram module creates RAM based block devices named /dev/zram<id>
12 Statistics for individual zram devices are exported through sysfs nodes at
13 /sys/block/zram<id>/
17 Following shows a typical sequence of steps for using zram.
20 modprobe zram num_devices=4
21 This creates 4 devices: /dev/zram{0,1,2,3}
73 There is little point creating a zram of greater than twice the size of memory
74 since we expect a 2:1 compression ratio. Note that zram uses about 0.1% of the
75 size of the disk when not in use so a huge zram is wasteful.
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/linux-4.1.27/drivers/block/
DMakefile46 obj-$(CONFIG_ZRAM) += zram/
DKconfig111 source "drivers/block/zram/Kconfig"
/linux-4.1.27/Documentation/vm/
Dzsmalloc.txt4 This allocator is designed for use with zram. Thus, the allocator is
/linux-4.1.27/
DMAINTAINERS11077 F: drivers/block/zram/
11078 F: Documentation/blockdev/zram.txt