Fix wrong comment on zcr_blksz_{min,max}

These aren't tunable; illumos has this comment fixed in
"3742 zfs comments need cleaner, more consistent style",
so sync with that.

Reviewed-by: George Melikov <mail@gmelikov.ru>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Tomohiro Kusumi <kusumi.tomohiro@gmail.com>
Closes #9052
This commit is contained in:
Tomohiro Kusumi 2019-07-19 04:48:46 +09:00 committed by Tony Hutter
parent 428a63cc62
commit 3c144b9267

View File

@ -5074,13 +5074,14 @@ zfs_setsecattr(struct inode *ip, vsecattr_t *vsecp, int flag, cred_t *cr)
#ifdef HAVE_UIO_ZEROCOPY #ifdef HAVE_UIO_ZEROCOPY
/* /*
* Tunable, both must be a power of 2. * The smallest read we may consider to loan out an arcbuf.
* * This must be a power of 2.
* zcr_blksz_min: the smallest read we may consider to loan out an arcbuf
* zcr_blksz_max: if set to less than the file block size, allow loaning out of
* an arcbuf for a partial block read
*/ */
int zcr_blksz_min = (1 << 10); /* 1K */ int zcr_blksz_min = (1 << 10); /* 1K */
/*
* If set to less than the file block size, allow loaning out of an
* arcbuf for a partial block read. This must be a power of 2.
*/
int zcr_blksz_max = (1 << 17); /* 128K */ int zcr_blksz_max = (1 << 17); /* 128K */
/*ARGSUSED*/ /*ARGSUSED*/