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| author | Christoph Lameter <cl@linux.com> | 2017-07-12 14:33:11 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-07-12 16:25:59 -0700 |
| commit | 112166f88cf83dd11486cf1818672d42b540865b (patch) | |
| tree | a111199c9d0cb26065fc0023879f53d904657d1f /arch/x86/xen | |
| parent | 91a90140f9987101d730b7dad8c6406321285da8 (diff) | |
| download | linux-112166f88cf83dd11486cf1818672d42b540865b.tar.gz linux-112166f88cf83dd11486cf1818672d42b540865b.tar.bz2 linux-112166f88cf83dd11486cf1818672d42b540865b.zip | |
kernel/fork.c: virtually mapped stacks: do not disable interrupts
The reason to disable interrupts seems to be to avoid switching to a
different processor while handling per cpu data using individual loads and
stores. If we use per cpu RMV primitives we will not have to disable
interrupts.
Link: http://lkml.kernel.org/r/alpine.DEB.2.20.1705171055130.5898@east.gentwo.org
Signed-off-by: Christoph Lameter <cl@linux.com>
Cc: Andy Lutomirski <luto@amacapital.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/x86/xen')
0 files changed, 0 insertions, 0 deletions