Hi,
Please apply the following mainline commits to stable 3.10 as prerequisites for a
patch for 3.15/stable which will follow to Linus right after.
147aece29b15051173eb1e767018135361cdba89 (went in 3.11-rc1)
"ARC: Entry Handler tweaks: Simplify branch for in-kernel preemption"
fce16bc35ae4a45634f3dc348d8d297a25c277cf (went in 3.12-rc1)
"ARC: Entry Handler tweaks: Optimize away redundant IRQ_DISABLE_SAVE"
Thx,
-Vineet