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| -rw-r--r-- | README | 25 |
1 files changed, 18 insertions, 7 deletions
@@ -5,7 +5,7 @@ devices. For more information, see http://bcache.evilpiepirate.org. Documentation for the run time interface is included in the kernel tree, in Documentantion/bcache.txt. -Included tools: +Included: make-bcache Formats a block device for use with bcache. A device can be formatted for use @@ -17,11 +17,22 @@ performance. The bucket size is intended to be equal to the size of your SSD's erase blocks, which seems to be 128k-512k for most SSDs; feel free to experiment. -probe-bcache -Only necessary until support for the bcache superblock is included -in blkid; in the meantime, provides just enough functionality for a udev script -to create the /dev/disk/by-uuid symlink. The arguments it does support are the -same as for blkid. - bcache-super-show Prints the bcache superblock of a cache device or a backing device. + + +Udev rules +The first half of the rules do auto-assembly and add uuid symlinks +to cache and backing devices. If util-linux's libblkid is +sufficiently recent (2.24) the rules will take advantage of +the fact that bcache has already been detected. Otherwise +they call a small probe-bcache program that imitates blkid. + +The second half of the rules add symlinks to cached devices, +which are the devices created by the bcache kernel module. + + +Initramfs support +Currently initramfs-tools, mkinitcpio and dracut are supported. + + |