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timing out an upcall after 2mins

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Olga Kornievskaia 2012-02-15 13:18:48 -05:00 • committed by unknown
parent 7d19a7ffef
commit 0285d46a26
1 changed files with 15 additions and 8 deletions
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23
sys/nfs41_driver.c
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@ -97,6 +97,11 @@ LONG open_owner_id = 1;
const CHAR _var ## _buffer[] = _string; \
const ANSI_STRING _var = { sizeof(_string) - sizeof(CHAR), \
sizeof(_string), (PCH) _var ## _buffer }
#define RELATIVE(wait) (-(wait))
#define NANOSECONDS(nanos) (((signed __int64)(nanos)) / 100L)
#define MICROSECONDS(micros) (((signed __int64)(micros)) * NANOSECONDS(1000L))
#define MILLISECONDS(milli) (((signed __int64)(milli)) * MICROSECONDS(1000L))
#define SECONDS(seconds) (((signed __int64)(seconds)) * MILLISECONDS(1000L))
DECLARE_CONST_ANSI_STRING(NfsV3Attributes, "NfsV3Attributes");
DECLARE_CONST_ANSI_STRING(NfsSymlinkTargetName, "NfsSymlinkTargetName");
@ -1430,6 +1435,8 @@ NTSTATUS nfs41_UpcallWaitForReply(
nfs41_AddEntry(upcallLock, upcall, entry);
KeSetEvent(&upcallEvent, 0, FALSE);
if (!entry->async_op) {
LARGE_INTEGER timeout;
timeout.QuadPart = RELATIVE(SECONDS(120));
/* 02/03/2011 AGLO: it is not clear what the "right" waiting design
* should be. Having non-interruptable waiting seems to be the right
* approach. However, when things go wrong, the only wait to proceed
@ -1446,9 +1453,15 @@ NTSTATUS nfs41_UpcallWaitForReply(
if (entry->opcode == NFS41_CLOSE || entry->opcode == NFS41_UNLOCK)
status = KeWaitForSingleObject(&entry->cond, Executive,
KernelMode, FALSE, NULL);
else
else {
status = KeWaitForSingleObject(&entry->cond, Executive,
UserMode, TRUE, NULL);
UserMode, TRUE, &timeout);
if (status != STATUS_SUCCESS) {
print_wait_status(1, "[downcall]", status,
opcode2string(entry->opcode), entry, entry->xid);
entry->status = status;
}
}
#else
status = KeWaitForSingleObject(&entry->cond, Executive, KernelMode, FALSE, NULL);
@ -6034,12 +6047,6 @@ NTSTATUS nfs41_init_ops()
return(STATUS_SUCCESS);
}
#define RELATIVE(wait) (-(wait))
#define NANOSECONDS(nanos) (((signed __int64)(nanos)) / 100L)
#define MICROSECONDS(micros) (((signed __int64)(micros)) * NANOSECONDS(1000L))
#define MILLISECONDS(milli) (((signed __int64)(milli)) * MICROSECONDS(1000L))
#define SECONDS(seconds) (((signed __int64)(seconds)) * MILLISECONDS(1000L))
KSTART_ROUTINE fcbopen_main;
VOID fcbopen_main(PVOID ctx)
{