[v5,0/2] x86: scratch cpumask fixes/improvement
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Message ID 20200228120753.38036-1-roger.pau@citrix.com
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  • x86: scratch cpumask fixes/improvement
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Roger Pau Monné Feb. 28, 2020, 12:07 p.m. UTC
Hello,

Following series contain yet one more bugfix that removes the usage of
the scratch cpumask in send_IPI_mask and the introduction of accessors
to get/put the per-CPU scratch cpumask in order to prevent such issues
form happening in the future.

Thanks, Roger.

Roger Pau Monne (2):
  x86/smp: use a dedicated CPU mask in send_IPI_mask
  x86: add accessors for scratch cpu mask

 xen/arch/x86/io_apic.c    |  6 ++++--
 xen/arch/x86/irq.c        | 14 ++++++++++----
 xen/arch/x86/mm.c         | 39 +++++++++++++++++++++++++++------------
 xen/arch/x86/msi.c        |  4 +++-
 xen/arch/x86/smp.c        | 27 ++++++++++++++++++++++++++-
 xen/arch/x86/smpboot.c    | 10 ++++++++--
 xen/include/asm-x86/smp.h | 15 +++++++++++++++
 7 files changed, 93 insertions(+), 22 deletions(-)