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kernel: replace ulong with uintptr in ucallocb() and fix unneeded parentheses

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This commit is contained in:
cinap_lenrek 2014-12-16 09:41:05 +01:00
parent 5c29603f50
commit 0e03a5f9fd
2 changed files with 12 additions and 12 deletions
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10
sys/src/9/port/allocb.c
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@ -28,7 +28,7 @@ _allocb(int size)
b->next = nil;
b->list = nil;
b->free = 0;
b->free = nil;
b->flag = 0;
/* align start of data portion by rounding up */
@ -37,9 +37,9 @@ _allocb(int size)
b->base = (uchar*)addr;
/* align end of data portion by rounding down */
b->lim = ((uchar*)b) + msize(b);
addr = (uintptr)(b->lim);
addr = addr & ~(BLOCKALIGN-1);
b->lim = (uchar*)b + msize(b);
addr = (uintptr)b->lim;
addr &= ~(BLOCKALIGN-1);
b->lim = (uchar*)addr;
/* leave sluff at beginning for added headers */
@ -129,7 +129,7 @@ freeb(Block *b)
* drivers which perform non cache coherent DMA manage their own buffer
* pool of uncached buffers and provide their own free routine.
*/
if(b->free) {
if(b->free != nil) {
b->free(b);
return;
}

14
sys/src/9/port/ucallocb.c
View file

@ -24,25 +24,25 @@ static Block*
_ucallocb(int size)
{
Block *b;
ulong addr;
uintptr addr;
if((b = ucalloc(sizeof(Block)+size+Hdrspc)) == nil)
return nil;
b->next = nil;
b->list = nil;
b->free = 0;
b->free = nil;
b->flag = 0;
/* align start of data portion by rounding up */
addr = (ulong)b;
addr = (uintptr)b;
addr = ROUND(addr + sizeof(Block), BLOCKALIGN);
b->base = (uchar*)addr;
/* align end of data portion by rounding down */
b->lim = ((uchar*)b) + msize(b);
addr = (ulong)(b->lim);
addr = addr & ~(BLOCKALIGN-1);
b->lim = (uchar*)b + msize(b);
addr = (uintptr)b->lim;
addr &= ~(BLOCKALIGN-1);
b->lim = (uchar*)addr;
/* leave sluff at beginning for added headers */
@ -123,7 +123,7 @@ ucfreeb(Block *b)
* drivers which perform non cache coherent DMA manage their own buffer
* pool of uncached buffers and provide their own free routine.
*/
if(b->free) {
if(b->free != nil) {
b->free(b);
return;
}