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authorJeremy Erickson <jerickso@cs.unc.edu>2014-04-18 17:06:00 -0400
committerJeremy Erickson <jerickso@cs.unc.edu>2014-04-18 17:06:00 -0400
commita215aa7b9ab3759c047201199fba64d3042d7f13 (patch)
treebca37493d9b2233450e6d3ffced1261d0e4f71fe /arch/tile/kernel/process.c
parentd31199a77ef606f1d06894385f1852181ba6136b (diff)
Update 2.6.36 to 2.6.36.4wip-dissipation2-jerickso
Diffstat (limited to 'arch/tile/kernel/process.c')
-rw-r--r--arch/tile/kernel/process.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/tile/kernel/process.c b/arch/tile/kernel/process.c
index 84c29111756c..aaf6282bacc3 100644
--- a/arch/tile/kernel/process.c
+++ b/arch/tile/kernel/process.c
@@ -212,6 +212,13 @@ int copy_thread(unsigned long clone_flags, unsigned long sp,
212 childregs->sp = sp; /* override with new user stack pointer */ 212 childregs->sp = sp; /* override with new user stack pointer */
213 213
214 /* 214 /*
215 * If CLONE_SETTLS is set, set "tp" in the new task to "r4",
216 * which is passed in as arg #5 to sys_clone().
217 */
218 if (clone_flags & CLONE_SETTLS)
219 childregs->tp = regs->regs[4];
220
221 /*
215 * Copy the callee-saved registers from the passed pt_regs struct 222 * Copy the callee-saved registers from the passed pt_regs struct
216 * into the context-switch callee-saved registers area. 223 * into the context-switch callee-saved registers area.
217 * We have to restore the callee-saved registers since we may 224 * We have to restore the callee-saved registers since we may