summaryrefslogtreecommitdiffstats
path: root/drivers/memory
diff options
context:
space:
mode:
authorScott Wood <scottwood@freescale.com>2014-06-11 16:09:32 -0500
committerScott Wood <scottwood@freescale.com>2014-07-29 19:26:29 -0500
commit48cd9b5d590aee1664170968a9eae068e36761eb (patch)
treebd5fbc4d6d01fac8363be43b9038988f45c33e04 /drivers/memory
parente16c8765533a155ebd3d7c36fc80440a03bbf46a (diff)
downloadlinux-48cd9b5d590aee1664170968a9eae068e36761eb.tar.bz2
powerpc/e6500: Work around erratum A-008139
Erratum A-008139 can cause duplicate TLB entries if an indirect entry is overwritten using tlbwe while the other thread is using it to do a lookup. Work around this by using tlbilx to invalidate prior to overwriting. To avoid the need to save another register to hold MAS1 during the workaround code, TID clearing has been moved from tlb_miss_kernel_e6500 until after the SMT section. Signed-off-by: Scott Wood <scottwood@freescale.com>
Diffstat (limited to 'drivers/memory')
0 files changed, 0 insertions, 0 deletions