From: Suresh Siddha <suresh.b.sid...@intel.com>
Date: Thu, 10 May 2012 23:31:05 UTC
Local: Thurs, May 10 2012 7:31 pm
Subject: [PATCH v2 4/4] x86, fpu: drop the fpu state during thread exit
There is no need to save any active fpu state to the task structure
memory if the task is dead. Just drop the state instead.
For example, this saved some 1770 xsave's during the system boot
Suggested-by: Linus Torvalds <torva...@linux-foundation.org>
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c
+static inline void drop_fpu(struct task_struct *tsk)
void show_regs(struct pt_regs *regs)
static void hard_disable_TSC(void)
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