alistair23-linux/arch/x86
Suresh Siddha aa283f4927 x86, fpu: lazy allocation of FPU area - v5
Only allocate the FPU area when the application actually uses FPU, i.e., in the
first lazy FPU trap. This could save memory for non-fpu using apps.

for example: on my system after boot, there are around 300 processes, with
only 17 using FPU.

Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2008-04-19 19:19:55 +02:00
..
boot x86: cleanup: change _end to end_before_pgt 2008-04-19 19:19:55 +02:00
configs x86, core: remove CONFIG_FORCED_INLINING 2008-02-09 23:24:09 +01:00
crypto [CRYPTO] twofish: Merge common glue code 2008-01-14 17:07:57 +11:00
ia32 x86: sys32_execve PT_DTRACE 2008-04-17 17:41:13 +02:00
kernel x86, fpu: lazy allocation of FPU area - v5 2008-04-19 19:19:55 +02:00
kvm KVM: MMU: Fix memory leak on guest demand faults 2008-03-25 10:22:17 +02:00
lguest x86: replace remaining __FUNCTION__ occurances 2008-04-17 17:40:57 +02:00
lib Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86 2008-04-18 08:25:51 -07:00
mach-default spelling fixes: arch/i386/ 2007-10-20 01:13:56 +02:00
mach-es7000 i386: es7000 minor cleanups 2007-10-17 20:16:15 +02:00
mach-generic x86: coding style fixes to arch/x86/mach-generic/bigsmp.c 2008-04-17 17:40:48 +02:00
mach-rdc321x x86, rdc321x: remove watchdog file 2008-04-17 17:40:50 +02:00
mach-visws x86: remove pointless comments 2008-04-19 19:19:54 +02:00
mach-voyager x86: remove pointless comments 2008-04-19 19:19:54 +02:00
math-emu x86, fpu: split FPU state from task struct - v5 2008-04-19 19:19:55 +02:00
mm x86: rename find_max_pfn() to propagate_e820_map() 2008-04-19 19:19:55 +02:00
oprofile x86: coding style fixes to arch/x86/oprofile/nmi_timer_int.c 2008-04-17 17:40:50 +02:00
pci x86: PAT bug fix for attribute type check after reserve_memtype 2008-04-17 17:41:20 +02:00
power x86: coding style fixes to arch/x86/power/cpu_32.c 2008-04-17 17:40:50 +02:00
vdso x86: Centaur Isaiah processor to use sysenter in 64-bit compatibility mode rather than syscall 2008-04-17 17:41:31 +02:00
video x86: remove pointless comments 2008-04-19 19:19:54 +02:00
xen x86: change naming of cpu_initialized_mask for xen 2008-04-17 17:41:32 +02:00
Kconfig Merge git://git.kernel.org/pub/scm/linux/kernel/git/mingo/linux-2.6-kgdb 2008-04-18 08:37:01 -07:00
Kconfig.cpu x86: MPSC should use P6 NOPs 2008-04-17 17:41:34 +02:00
Kconfig.debug x86: 4kstacks default 2008-04-17 17:41:34 +02:00
Makefile x86: add subarch support (for headers) to x86_64 2008-04-17 17:41:01 +02:00
Makefile_32.cpu x86: move i386 and x86_64 Makefiles to arch/x86 2007-10-25 22:27:34 +02:00