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authorJan Beulich <jbeulich@novell.com>2008-01-30 13:31:21 +0100
committerIngo Molnar <mingo@elte.hu>2008-01-30 13:31:21 +0100
commitd88879b2d0225da3ba460bbdb8361bb049653671 (patch)
treed9a0b8a215434eab6f29df389780dd73b427b8dd /include/asm-x86/kdebug.h
parentbdb4f156064e5f627213af82292eb8b5cf2dc5aa (diff)
x86-64: make pda's cpunumber and nodenumber unsigned
This generally allows better code to be generated, since the zero- extension during 32-bit operations comes for free (needed when the result is used as array index or similar), whereas sign extension must be done explicitly and frequently requires a one byte larger instruction due to the necessary rex64 prefix. Signed-off-by: Jan Beulich <jbeulich@novell.com> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/asm-x86/kdebug.h')
0 files changed, 0 insertions, 0 deletions