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  1. Bug #1598312
  2. Comment #42

Comment 42 for bug 1598312

Revision history for this message
In , swelef (swelef-linux-kernel-bugs) wrote :

Bisecting with
    4857c91f0d195f05908fff296ba1ec5fca87066c
applied on top yields

0be275e3a5607b23f5132121bca22a10ee23aa99 is the first bad commit
commit 0be275e3a5607b23f5132121bca22a10ee23aa99
Author: Jiang Liu <email address hidden>
Date: Tue Apr 14 10:29:57 2015 +0800

    x86/irq: Use cached IOAPIC entry instead of reading from hardware

    Use cached IOAPIC entry instead of reading data from IOAPIC hardware
    registers to improve performance.

    Signed-off-by: Jiang Liu <email address hidden>
    Tested-by: Joerg Roedel <email address hidden>
    Cc: Konrad Rzeszutek Wilk <email address hidden>
    Cc: David Cohen <email address hidden>
    Cc: Sander Eikelenboom <email address hidden>
    Cc: David Vrabel <email address hidden>
    Cc: Tony Luck <email address hidden>
    Cc: Joerg Roedel <joro@8bytes.org>
    Cc: Greg Kroah-Hartman <email address hidden>
    Cc: Bjorn Helgaas <email address hidden>
    Cc: Benjamin Herrenschmidt <email address hidden>
    Cc: Rafael J. Wysocki <email address hidden>
    Cc: Randy Dunlap <email address hidden>
    Cc: Yinghai Lu <email address hidden>
    Cc: Borislav Petkov <email address hidden>
    Cc: Dimitri Sivanich <email address hidden>
    Cc: Grant Likely <email address hidden>
    Link: http://<email address hidden>
    Signed-off-by: Thomas Gleixner <email address hidden>

:040000 040000 c3f631e46c7cee67fd8f1d900d307eabe53341b4 fcce52d36b3a12568a7b4e0033c5578e65bb37e6 M arch