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Update dirent last pos and update first comment

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The last valid pos for us is now a full u64 because we're storing
entries at an increasing counter instead of at a hahs of the entry name.

And might as well add a clarifying comment to the first pos while we're
here.

Signed-off-by: Zach Brown <zab@versity.com>
This commit is contained in:
Zach Brown
2017-02-10 09:56:45 -08:00
parent 00fed84c68
commit 6bcdca3cf9
1 changed files with 3 additions and 2 deletions
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kmod/src/format.h
+3 -2
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@@ -483,9 +483,10 @@ struct scoutfs_dirent {
#define SCOUTFS_DIRENT_OFF_BITS 31
#define SCOUTFS_DIRENT_OFF_MASK ((1U << SCOUTFS_DIRENT_OFF_BITS) - 1)
/* getdents returns next pos with an entry, no entry at (f_pos)~0 */
/* entries begin after . and .. */
#define SCOUTFS_DIRENT_FIRST_POS 2
#define SCOUTFS_DIRENT_LAST_POS (INT_MAX - 1)
/* getdents returns next pos with an entry, no entry at (f_pos)~0 */
#define SCOUTFS_DIRENT_LAST_POS (U64_MAX - 1)
enum {
SCOUTFS_DT_FIFO = 0,