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| -rw-r--r-- | Documentation/filesystems/dax.txt | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/Documentation/filesystems/dax.txt b/Documentation/filesystems/dax.txt index baf41118660d..7af2851d667c 100644 --- a/Documentation/filesystems/dax.txt +++ b/Documentation/filesystems/dax.txt | |||
| @@ -18,8 +18,10 @@ Usage | |||
| 18 | ----- | 18 | ----- |
| 19 | 19 | ||
| 20 | If you have a block device which supports DAX, you can make a filesystem | 20 | If you have a block device which supports DAX, you can make a filesystem |
| 21 | on it as usual. When mounting it, use the -o dax option manually | 21 | on it as usual. The DAX code currently only supports files with a block |
| 22 | or add 'dax' to the options in /etc/fstab. | 22 | size equal to your kernel's PAGE_SIZE, so you may need to specify a block |
| 23 | size when creating the filesystem. When mounting it, use the "-o dax" | ||
| 24 | option on the command line or add 'dax' to the options in /etc/fstab. | ||
| 23 | 25 | ||
| 24 | 26 | ||
| 25 | Implementation Tips for Block Driver Writers | 27 | Implementation Tips for Block Driver Writers |