diff options
| author | George Melikov <[email protected]> | 2017-01-31 21:13:10 +0300 |
|---|---|---|
| committer | Brian Behlendorf <[email protected]> | 2017-01-31 10:13:10 -0800 |
| commit | ed828c0c375477ff27d5fa9a7bf46ae6b6f2e57a (patch) | |
| tree | 09347b9e65fb56cd28afbe2ac3b1e29f0d175bc0 /cmd/ztest | |
| parent | 41425f79dabc58e5ddb16cc701cc435a5480e56a (diff) | |
OpenZFS 7280 - Allow changing global libzpool variables in zdb and ztest through command line
Authored by: Pavel Zakharov <[email protected]>
Reviewed by: Matthew Ahrens <[email protected]>
Reviewed by: Dan Kimmel <[email protected]>
Approved by: Robert Mustacchi <[email protected]>
Reviewed-by: Brian Behlendorf <[email protected]>
Ported-by: George Melikov <[email protected]>
OpenZFS-issue: https://www.illumos.org/issues/7280
OpenZFS-commit: https://github.com/openzfs/openzfs/commit/0e60744
Closes #5676
Diffstat (limited to 'cmd/ztest')
| -rw-r--r-- | cmd/ztest/ztest.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/cmd/ztest/ztest.c b/cmd/ztest/ztest.c index 70a3e206f..d1c6a783a 100644 --- a/cmd/ztest/ztest.c +++ b/cmd/ztest/ztest.c @@ -629,6 +629,8 @@ usage(boolean_t requested) "\t[-F freezeloops (default: %llu)] max loops in spa_freeze()\n" "\t[-P passtime (default: %llu sec)] time per pass\n" "\t[-B alt_ztest (default: <none>)] alternate ztest path\n" + "\t[-o variable=value] ... set global variable to an unsigned\n" + "\t 32-bit integer value\n" "\t[-h] (print help)\n" "", zo->zo_pool, @@ -664,7 +666,7 @@ process_options(int argc, char **argv) bcopy(&ztest_opts_defaults, zo, sizeof (*zo)); while ((opt = getopt(argc, argv, - "v:s:a:m:r:R:d:t:g:i:k:p:f:VET:P:hF:B:")) != EOF) { + "v:s:a:m:r:R:d:t:g:i:k:p:f:VET:P:hF:B:o:")) != EOF) { value = 0; switch (opt) { case 'v': @@ -752,6 +754,10 @@ process_options(int argc, char **argv) case 'B': (void) strlcpy(altdir, optarg, sizeof (altdir)); break; + case 'o': + if (set_global_var(optarg) != 0) + usage(B_FALSE); + break; case 'h': usage(B_TRUE); break; |