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(parent: 5f639fd) | patch
arch/tile: work around a hardware issue with the return-address stack
authorChris Metcalf <cmetcalf@tilera.com>
Thu, 29 Mar 2012 18:52:00 +0000 (14:52 -0400)
committerChris Metcalf <cmetcalf@tilera.com>
Mon, 2 Apr 2012 16:12:48 +0000 (12:12 -0400)
commite17235382dbb05f70146e141e4b780fd069050dc
treed4da45df23c48ac7e0e4f61821125174a39e436atree | snapshot
parent5f639fdcd8c186c8128c616e94a7e7b159c968aecommit | diff
arch/tile: work around a hardware issue with the return-address stack

In certain circumstances we need to do a bunch of jump-and-link
instructions to fill the hardware return-address stack with nonzero values.

Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
arch/tile/include/asm/traps.h diff | blob | history
arch/tile/kernel/intvec_64.S diff | blob | history
arch/tile/kernel/traps.c diff | blob | history
John Crispins staging tree