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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>
Mon, 2 Apr 2012 16:13:02 +0000 (12:13 -0400)
commit48292738d06d7b46d861652ef59bd03be931c2c9
treeb296408a3c451199cb76372e218c3c3c572d3759tree
parent6731aa9eae3e94b094a44d2aea02387a39202fbccommit | 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 | blame | history
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