[PATCH] BLOCK: Make it possible to disable the block layer [try #6]
[linux-2.6-block.git] / drivers / s390 / block / Kconfig
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9361401e 1if S390 && BLOCK
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2
3comment "S/390 block device drivers"
347a8dc3 4 depends on S390
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5
6config BLK_DEV_XPRAM
7 tristate "XPRAM disk support"
347a8dc3 8 depends on S390
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9 help
10 Select this option if you want to use your expanded storage on S/390
11 or zSeries as a disk. This is useful as a _fast_ swap device if you
12 want to access more than 2G of memory when running in 31 bit mode.
13 This option is also available as a module which will be called
14 xpram. If unsure, say "N".
15
16config DCSSBLK
17 tristate "DCSSBLK support"
18 help
19 Support for dcss block device
20
21config DASD
22 tristate "Support for DASD devices"
23 depends on CCW
24 help
25 Enable this option if you want to access DASDs directly utilizing
26 S/390s channel subsystem commands. This is necessary for running
27 natively on a single image or an LPAR.
28
29config DASD_PROFILE
30 bool "Profiling support for dasd devices"
31 depends on DASD
32 help
33 Enable this option if you want to see profiling information
34 in /proc/dasd/statistics.
35
36config DASD_ECKD
37 tristate "Support for ECKD Disks"
38 depends on DASD
39 help
40 ECKD devices are the most commonly used devices. You should enable
41 this option unless you are very sure to have no ECKD device.
42
43config DASD_FBA
44 tristate "Support for FBA Disks"
45 depends on DASD
46 help
47 Select this option to be able to access FBA devices. It is safe to
48 say "Y".
49
50config DASD_DIAG
51 tristate "Support for DIAG access to Disks"
d0b2eaa3 52 depends on DASD
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53 help
54 Select this option if you want to use Diagnose250 command to access
55 Disks under VM. If you are not running under VM or unsure what it is,
56 say "N".
57
20c64468
SW
58config DASD_EER
59 bool "Extended error reporting (EER)"
60 depends on DASD
61 help
62 This driver provides a character device interface to the
63 DASD extended error reporting. This is only needed if you want to
64 use applications written for the EER facility.
65
1da177e4 66endif