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(parent: c5880b6) | patch
arch/tile: don't wait for migrating PTEs in an NMI handler
authorChris Metcalf <cmetcalf@tilera.com>
Thu, 29 Mar 2012 19:34:52 +0000 (15:34 -0400)
committerChris Metcalf <cmetcalf@tilera.com>
Fri, 30 Mar 2012 22:56:03 +0000 (18:56 -0400)
commit59ca6623b97b88db3ae23d355321f80fde6b694a
treeab46239e0b0ca3433ef4c05fe7eb7fe60db8ddb3tree | snapshot
parentc5880b6e4ad1b41d06a9f31f3b348defddf0b4cdcommit | diff
arch/tile: don't wait for migrating PTEs in an NMI handler

Doing so raises the possibility of self-deadlock if we are waiting
for a backtrace for an oprofile or perf interrupt while we are
in the middle of migrating our own stack page.

Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
arch/tile/mm/fault.c diff | blob | history
Linux kernel for KaRo TX COM modules