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| author | Jeremy Fitzhardinge <jeremy@goop.org> | 2006-09-26 04:52:39 -0400 |
|---|---|---|
| committer | Andi Kleen <andi@basil.nowhere.org> | 2006-09-26 04:52:39 -0400 |
| commit | 85691f135db78f3548107a0abe383dfab3bc38fa (patch) | |
| tree | 5bde2c801824b4c3d7e7d3def97b6a89ab178a1e | |
| parent | baf5695dd1a49bb48a3daf08726d7f243f42e97e (diff) | |
[PATCH] Type checking for write_pda()
I just added type checking for assignments the PDA in the i386 PDA code.
Here's the x86-64 equivalent. (Obviously this doesn't contain the latest
x86-64 PDA change.)
Signed-off-by: Jeremy Fitzhardinge <jeremy@goop.org>
Signed-off-by: Andi Kleen <ak@suse.de>
| -rw-r--r-- | include/asm-x86_64/pda.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/asm-x86_64/pda.h b/include/asm-x86_64/pda.h index c2aac96ac323..5dadb201f769 100644 --- a/include/asm-x86_64/pda.h +++ b/include/asm-x86_64/pda.h | |||
| @@ -49,7 +49,8 @@ extern struct x8664_pda _proxy_pda; | |||
| 49 | 49 | ||
| 50 | #define pda_to_op(op,field,val) do { \ | 50 | #define pda_to_op(op,field,val) do { \ |
| 51 | typedef typeof(_proxy_pda.field) T__; \ | 51 | typedef typeof(_proxy_pda.field) T__; \ |
| 52 | switch (sizeof(_proxy_pda.field)) { \ | 52 | if (0) { T__ tmp__; tmp__ = (val); } \ |
| 53 | switch (sizeof(_proxy_pda.field)) { \ | ||
| 53 | case 2: \ | 54 | case 2: \ |
| 54 | asm(op "w %1,%%gs:%c2" : "+m" (_proxy_pda.field) : \ | 55 | asm(op "w %1,%%gs:%c2" : "+m" (_proxy_pda.field) : \ |
| 55 | "ri" ((T__)val),"i"(pda_offset(field))); break; \ | 56 | "ri" ((T__)val),"i"(pda_offset(field))); break; \ |