Nice addition to quotas. Just a couple of comments.
On 08/06/2013 05:27 PM, Chandra Seetharaman wrote:
. . .
+ * fs_quota_statv is the used by Q_XGETQSTATV for a given file system. It
Remove extra word ^^^^
+ * provides a centralized way to get meta information about the quota
+ * subsystem. eg. space taken up for user, group, and project quotas, number
+ * of dquots currently incore.
+ * This version has proper versioning support with appropriate padding for
+ * future expansions, and ability to expand for future without creating any
+ * backwward compatibility issues.
backward is misspelled (extra w)
This was a little difficult to follow, suggest rewording a little,
+ * For Q_XGETQSTATV, user space caller need to specify
+ * to the version of data they are interested in. Kernel will fill the data
+ * fields relevant to that version.
+ * If kernel does not support user space caller specified version, EINVAL will
+ * be returned. User space caller can then reduce the version number and retry
+ * the same command.
Q_XGETQSTATV uses the passed in value of the requested version via
fs_quota_statv.qs_version to determine the return data layout of
It would be nice to get this information documented in the quotactl(2)
manpage similar to Q_XGETQSTAT.