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| author | hselasky <hselasky@FreeBSD.org> | 2016-06-03 09:10:37 +0000 |
|---|---|---|
| committer | hselasky <hselasky@FreeBSD.org> | 2016-06-03 09:10:37 +0000 |
| commit | ab2c64021c766d04e254fb15013c06ec9bade6d5 (patch) | |
| tree | 010cc5976189e2981a828fef1a569eb755bfcfa3 /sys/kern/kern_synch.c | |
| parent | 3b1568f0e97e0945f43410a7c866b6beb98aa773 (diff) | |
| download | FreeBSD-src-ab2c64021c766d04e254fb15013c06ec9bade6d5.zip FreeBSD-src-ab2c64021c766d04e254fb15013c06ec9bade6d5.tar.gz | |
MFC r300489:
Use DELAY() instead of _sleep() when SCHEDULER_STOPPED() is set inside
pause_sbt(). This allows pause() to continue working during a panic()
which is not invoking KDB. This is useful when debugging graphics
drivers using the LinuxKPI.
Diffstat (limited to 'sys/kern/kern_synch.c')
| -rw-r--r-- | sys/kern/kern_synch.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/kern/kern_synch.c b/sys/kern/kern_synch.c index 867c263..fbad175 100644 --- a/sys/kern/kern_synch.c +++ b/sys/kern/kern_synch.c @@ -362,7 +362,7 @@ pause_sbt(const char *wmesg, sbintime_t sbt, sbintime_t pr, int flags) if (sbt == 0) sbt = tick_sbt; - if (cold || kdb_active) { + if (cold || kdb_active || SCHEDULER_STOPPED()) { /* * We delay one second at a time to avoid overflowing the * system specific DELAY() function(s): |
