i2p/haiku-beta6
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Added debug info at the place that seems to deadlock in SMP systems with > 2 CPUs

Browse Source 
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@23209 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Marcus Overhagen
2008-01-01 20:45:29 +00:00
parent 8c27b8623d
commit 7eb5430510
1 changed files with 2 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/add-ons/kernel/bus_managers/ide/devices.c
+2
View File
@@ -216,6 +216,7 @@ scan_device_int(ide_device_info *device, bool atapi)
// do a short wait first - if there's no device at all we could wait forever // do a short wait first - if there's no device at all we could wait forever
// ToDo: have a look at this; if it times out (when the time is too short), // ToDo: have a look at this; if it times out (when the time is too short),
// the kernel seems to crash a little later)! // the kernel seems to crash a little later)!
TRACE("scan_device_int: waiting 100ms...\n");
if (acquire_sem_etc(bus->sync_wait_sem, 1, B_RELATIVE_TIMEOUT, 100000) == B_TIMED_OUT) { if (acquire_sem_etc(bus->sync_wait_sem, 1, B_RELATIVE_TIMEOUT, 100000) == B_TIMED_OUT) {
bool cont; bool cont;
@@ -248,6 +249,7 @@ scan_device_int(ide_device_info *device, bool atapi)
// there is something, so wait for it // there is something, so wait for it
acquire_sem(bus->sync_wait_sem); acquire_sem(bus->sync_wait_sem);
} }
TRACE("scan_device_int: got a fast response\n");
// cancel the timeout manually; usually this is done by wait_for_sync(), but // cancel the timeout manually; usually this is done by wait_for_sync(), but
// we've used the wait semaphore directly // we've used the wait semaphore directly