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| author | Richard Kennedy <richard@rsk.demon.co.uk> | 2008-11-23 14:34:43 +0000 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-11-23 16:15:00 +0100 |
| commit | e262a7ba31f0cd4dae225e6d2e9037e5ac6108e8 (patch) | |
| tree | 338d892cf8d120341fa206ad8ed6350eb5bedd79 /kernel | |
| parent | ed313489badef16d700f5a3be50e8fd8f8294bc8 (diff) | |
| download | linux-e262a7ba31f0cd4dae225e6d2e9037e5ac6108e8.tar.gz linux-e262a7ba31f0cd4dae225e6d2e9037e5ac6108e8.tar.bz2 linux-e262a7ba31f0cd4dae225e6d2e9037e5ac6108e8.zip | |
irq.h: remove padding from irq_desc on 64bits
Impact: reduce struct irq_desc size
struct irq_desc: reorder to remove padding on 64bits
shrinks irq_desc to 128 bytes which saves data space & cache lines
On a generic x86_64/SMP build this reduces the reported data size by
64k.
Signed-off-by: Richard Kennedy <richard@rsk.demon.co.uk>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel')
0 files changed, 0 insertions, 0 deletions