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spa: Let spa_taskq_param_get()'s addition of a newline be optional 

For FreeBSD sysctls, we don't want the extra newline, since the
sysctl(8) utility will format strings appropriately.

Reviewed-by: Rob Norris <robn@despairlabs.com>
Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Reported-by: Peter Holm <pho@FreeBSD.org>
Signed-off-by: Mark Johnston <markj@FreeBSD.org>
Closes #15719
This commit is contained in:
Mark Johnston 2023-12-29 12:56:35 -05:00 committed by Brian Behlendorf
parent b4481996bd
commit 8e5298f0ad
1 changed files with 7 additions and 6 deletions
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13
module/zfs/spa.c
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@ -1292,7 +1292,7 @@ spa_taskq_param_set(zio_type_t t, char *cfg)
}
static int
spa_taskq_param_get(zio_type_t t, char *buf)
spa_taskq_param_get(zio_type_t t, char *buf, boolean_t add_newline)
{
int pos = 0;
@ -1310,7 +1310,8 @@ spa_taskq_param_get(zio_type_t t, char *buf)
sep = " ";
}
buf[pos++] = '\n';
if (add_newline)
buf[pos++] = '\n';
buf[pos] = '\0';
return (pos);
@ -1328,7 +1329,7 @@ spa_taskq_read_param_set(const char *val, zfs_kernel_param_t *kp)
static int
spa_taskq_read_param_get(char *buf, zfs_kernel_param_t *kp)
{
return (spa_taskq_param_get(ZIO_TYPE_READ, buf));
return (spa_taskq_param_get(ZIO_TYPE_READ, buf, TRUE));
}
static int
@ -1342,7 +1343,7 @@ spa_taskq_write_param_set(const char *val, zfs_kernel_param_t *kp)
static int
spa_taskq_write_param_get(char *buf, zfs_kernel_param_t *kp)
{
return (spa_taskq_param_get(ZIO_TYPE_WRITE, buf));
return (spa_taskq_param_get(ZIO_TYPE_WRITE, buf, TRUE));
}
#else
/*
@ -1357,7 +1358,7 @@ spa_taskq_read_param(ZFS_MODULE_PARAM_ARGS)
char buf[SPA_TASKQ_PARAM_MAX];
int err;
(void) spa_taskq_param_get(ZIO_TYPE_READ, buf);
(void) spa_taskq_param_get(ZIO_TYPE_READ, buf, FALSE);
err = sysctl_handle_string(oidp, buf, sizeof (buf), req);
if (err || req->newptr == NULL)
return (err);
@ -1370,7 +1371,7 @@ spa_taskq_write_param(ZFS_MODULE_PARAM_ARGS)
char buf[SPA_TASKQ_PARAM_MAX];
int err;
(void) spa_taskq_param_get(ZIO_TYPE_WRITE, buf);
(void) spa_taskq_param_get(ZIO_TYPE_WRITE, buf, FALSE);
err = sysctl_handle_string(oidp, buf, sizeof (buf), req);
if (err || req->newptr == NULL)
return (err);