[PATCH 2/2] x86 smpboot: fix CPU #1 boot timeout

2015-10-15 Thread Len Brown
From: Len Brown Commit a9bcaa02a5104ace6a9d9e4a9cd9192a9e7744d6 ("x86/smpboot: Remove SIPI delays from cpu_up()") Caused some Intel Core2 processors to time-out when bringing up CPU #1. That patch reduced the SIPI delays from udelay() 300, 200 to udelay() 0, 0 on modern processors. Several

[PATCH 2/2] x86 smpboot: fix CPU #1 boot timeout

2015-10-15 Thread Len Brown
From: Len Brown Commit a9bcaa02a5104ace6a9d9e4a9cd9192a9e7744d6 ("x86/smpboot: Remove SIPI delays from cpu_up()") Caused some Intel Core2 processors to time-out when bringing up CPU #1. That patch reduced the SIPI delays from udelay() 300, 200 to udelay() 0, 0 on modern