MFV r275545:

If zio_checksum_error() returns other than ECKSUM (e.g. EINVAL), it does not
fill in the "zio_bad_cksum_t *info" parameter. Caller should not attempt to
use it in this case.

Illumos issue:
    5348 zio_checksum_error() only fills in info if ECKSUM

MFC after:	2 weeks
This commit is contained in:
Xin LI 2014-12-13 01:26:06 +00:00
commit 8b2dbf8af3

View File

@ -2958,7 +2958,8 @@ zio_checksum_verify(zio_t *zio)
if ((error = zio_checksum_error(zio, &info)) != 0) {
zio->io_error = error;
if (!(zio->io_flags & ZIO_FLAG_SPECULATIVE)) {
if (error == ECKSUM &&
!(zio->io_flags & ZIO_FLAG_SPECULATIVE)) {
zfs_ereport_start_checksum(zio->io_spa,
zio->io_vd, zio, zio->io_offset,
zio->io_size, NULL, &info);