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authorNeilBrown <neilb@suse.com>2015-09-05 11:07:04 +0200
committerNeilBrown <neilb@suse.com>2015-09-05 11:08:32 +0200
commite89c6fdf9e0eb1b5a03574d4ca73e83eae8deb91 (patch)
treef9df292ed03a5a3c4ddc658ae3646f02a1ffafce /arch/sparc/kernel/process_32.c
parentc3cce6cda162eb2b2960a85d9c8992f4f3be85d0 (diff)
parent1081230b748de8f03f37f80c53dfa89feda9b8de (diff)
Merge linux-block/for-4.3/core into md/for-linux
There were a few conflicts that are fairly easy to resolve. Signed-off-by: NeilBrown <neilb@suse.com>
Diffstat (limited to 'arch/sparc/kernel/process_32.c')
-rw-r--r--arch/sparc/kernel/process_32.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/sparc/kernel/process_32.c b/arch/sparc/kernel/process_32.c
index 50e7b626afe8..c5113c7ce2fd 100644
--- a/arch/sparc/kernel/process_32.c
+++ b/arch/sparc/kernel/process_32.c
@@ -333,11 +333,11 @@ int copy_thread(unsigned long clone_flags, unsigned long sp,
childregs = (struct pt_regs *) (new_stack + STACKFRAME_SZ);
/*
- * A new process must start with interrupts closed in 2.5,
- * because this is how Mingo's scheduler works (see schedule_tail
- * and finish_arch_switch). If we do not do it, a timer interrupt hits
- * before we unlock, attempts to re-take the rq->lock, and then we die.
- * Thus, kpsr|=PSR_PIL.
+ * A new process must start with interrupts disabled, see schedule_tail()
+ * and finish_task_switch(). (If we do not do it and if a timer interrupt
+ * hits before we unlock and attempts to take the rq->lock, we deadlock.)
+ *
+ * Thus, kpsr |= PSR_PIL.
*/
ti->ksp = (unsigned long) new_stack;
p->thread.kregs = childregs;