diff options
| author | George Wilson <[email protected]> | 2019-09-02 22:17:51 -0400 |
|---|---|---|
| committer | Brian Behlendorf <[email protected]> | 2019-09-02 19:17:51 -0700 |
| commit | 1e52716257877dbd97373cc8ca239315eaee2984 (patch) | |
| tree | 4d920475f24900e535697101e3603e9284ae559d | |
| parent | a57c82fc50bced77b7f409595130091360533012 (diff) | |
maxinflight can overflow in spa_load_verify_cb()
When running on larger memory systems, we can overflow the value of
maxinflight. This can result in maxinflight having a value of 0 causing
the system to hang.
Reviewed-by: Igor Kozhukhov <[email protected]>
Reviewed-by: Brian Behlendorf <[email protected]>
Signed-off-by: George Wilson <[email protected]>
Closes #9272
| -rw-r--r-- | module/zfs/spa.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/module/zfs/spa.c b/module/zfs/spa.c index f4a6f3f45..d885c20c9 100644 --- a/module/zfs/spa.c +++ b/module/zfs/spa.c @@ -2229,7 +2229,8 @@ spa_load_verify_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, if (!BP_IS_METADATA(bp) && !spa_load_verify_data) return (0); - int maxinflight_bytes = arc_target_bytes() >> spa_load_verify_shift; + uint64_t maxinflight_bytes = + arc_target_bytes() >> spa_load_verify_shift; zio_t *rio = arg; size_t size = BP_GET_PSIZE(bp); |