Skip to content
Commit f9aad600 authored by David S. Miller's avatar David S. Miller
Browse files

sparc64: Block NMIs in critical section of context switch.



In these instructions we load the new thread register, switch
the register window, and setup the new frame pointer.

All of these must appear atomic, and things will explode if
we take a PIL=15 NMI interrupt in the middle of this sequence.

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 5565736e
Loading
Loading
Loading
Loading
0% Loading or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment