diff options
author | Rusty Russell <rusty@rustcorp.com.au> | 2008-03-28 12:05:53 -0400 |
---|---|---|
committer | Rusty Russell <rusty@rustcorp.com.au> | 2008-03-27 20:05:54 -0400 |
commit | a6bd8e13034dd7d60b6f14217096efa192d0adc1 (patch) | |
tree | 23890908b06eb8357e6ce633d35df1216f5e4213 /drivers/lguest/interrupts_and_traps.c | |
parent | e18b094f0faa4889b06a112da17230a10b88c815 (diff) |
lguest: comment documentation update.
Took some cycles to re-read the Lguest Journey end-to-end, fix some
rot and tighten some phrases.
Only comments change. No new jokes, but a couple of recycled old jokes.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'drivers/lguest/interrupts_and_traps.c')
-rw-r--r-- | drivers/lguest/interrupts_and_traps.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/lguest/interrupts_and_traps.c b/drivers/lguest/interrupts_and_traps.c index 32e97c1858e5..0414ddf87587 100644 --- a/drivers/lguest/interrupts_and_traps.c +++ b/drivers/lguest/interrupts_and_traps.c | |||
@@ -144,7 +144,6 @@ void maybe_do_interrupt(struct lg_cpu *cpu) | |||
144 | if (copy_from_user(&blk, cpu->lg->lguest_data->blocked_interrupts, | 144 | if (copy_from_user(&blk, cpu->lg->lguest_data->blocked_interrupts, |
145 | sizeof(blk))) | 145 | sizeof(blk))) |
146 | return; | 146 | return; |
147 | |||
148 | bitmap_andnot(blk, cpu->irqs_pending, blk, LGUEST_IRQS); | 147 | bitmap_andnot(blk, cpu->irqs_pending, blk, LGUEST_IRQS); |
149 | 148 | ||
150 | /* Find the first interrupt. */ | 149 | /* Find the first interrupt. */ |
@@ -237,9 +236,9 @@ void free_interrupts(void) | |||
237 | clear_bit(syscall_vector, used_vectors); | 236 | clear_bit(syscall_vector, used_vectors); |
238 | } | 237 | } |
239 | 238 | ||
240 | /*H:220 Now we've got the routines to deliver interrupts, delivering traps | 239 | /*H:220 Now we've got the routines to deliver interrupts, delivering traps like |
241 | * like page fault is easy. The only trick is that Intel decided that some | 240 | * page fault is easy. The only trick is that Intel decided that some traps |
242 | * traps should have error codes: */ | 241 | * should have error codes: */ |
243 | static int has_err(unsigned int trap) | 242 | static int has_err(unsigned int trap) |
244 | { | 243 | { |
245 | return (trap == 8 || (trap >= 10 && trap <= 14) || trap == 17); | 244 | return (trap == 8 || (trap >= 10 && trap <= 14) || trap == 17); |