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| author | Vineeth Vijayan <vneethv@linux.ibm.com> | 2026-09-10 11:32:01 +0200 |
|---|---|---|
| committer | Heiko Carstens <hca@linux.ibm.com> | 2026-09-17 06:59:41 +0200 |
| commit | 29d9e5835d89223aa913dcf7b942cc1c148bdd25 (patch) | |
| tree | 7ab04a81a5d1bff5754632f2fb34e3c80b028a40 /tools/perf/scripts/python/bin/stackcollapse-report | |
| parent | 4525a911049543c23885a540a788d13be318a486 (diff) | |
| download | linux-next-29d9e5835d89223aa913dcf7b942cc1c148bdd25.tar.gz linux-next-29d9e5835d89223aa913dcf7b942cc1c148bdd25.zip | |
s390/cio: Fix cio_update_schib() to not cache invalid schib
When pmcw.dnv is 0, the contents of all SCHIB fields are unpredictable.
Zero sch->schib in that case to prevent subsequent code from making
decisions based on unpredictable data.
Reported-by: William Bezenah <wbezenah@linux.ibm.com>
Signed-off-by: Vineeth Vijayan <vneethv@linux.ibm.com>
Reviewed-by: Peter Oberparleiter <oberpar@linux.ibm.com>
Fixes: 8c58a229688c ("s390/cio: Do not unregister the subchannel based on DNV")
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Diffstat (limited to 'tools/perf/scripts/python/bin/stackcollapse-report')
0 files changed, 0 insertions, 0 deletions