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alloc: fix indent

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This commit is contained in:
Mathieu Maret 2019-04-16 20:11:24 +02:00
parent f3a03f3965
commit f90b9bd3fd
1 changed files with 18 additions and 15 deletions
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33
core/alloc.c
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@ -7,7 +7,6 @@
#include "mem.h" #include "mem.h"
#include "vga.h" #include "vga.h"
#define IS_SELF_CONTAINED(desc) ((vaddr_t)((desc)->page) == (vaddr_t)(desc)) #define IS_SELF_CONTAINED(desc) ((vaddr_t)((desc)->page) == (vaddr_t)(desc))
// Slab will contains object from sizeof(void *) to PAGE_SIZE/2 by pow2 // Slab will contains object from sizeof(void *) to PAGE_SIZE/2 by pow2
#define SLUB_SIZE (PAGE_SHIFT - 1) #define SLUB_SIZE (PAGE_SHIFT - 1)
@ -36,7 +35,7 @@ int allocInit(void)
int allocBookSlab(size_t size, int selfContained) int allocBookSlab(size_t size, int selfContained)
{ {
//pr_devel("%s for size %d is self %d\n", __func__, size, selfContained ); // pr_devel("%s for size %d is self %d\n", __func__, size, selfContained );
struct slabDesc *slabEntry; struct slabDesc *slabEntry;
struct slabDesc *slab; struct slabDesc *slab;
int slabIdx; int slabIdx;
@ -73,13 +72,13 @@ int addSlab(struct slabDesc **desc, size_t size, int selfContained)
*desc = (struct slabDesc *)alloc; *desc = (struct slabDesc *)alloc;
(*desc)->freeEl = (char *)(*desc) + sizeof(struct slabDesc); (*desc)->freeEl = (char *)(*desc) + sizeof(struct slabDesc);
} else { } else {
*desc = malloc(sizeof(struct slabDesc)); *desc = malloc(sizeof(struct slabDesc));
(*desc)->freeEl = (void *)alloc; (*desc)->freeEl = (void *)alloc;
} }
list_singleton(*desc, *desc); list_singleton(*desc, *desc);
(*desc)->page = (vaddr_t)alloc; (*desc)->page = (vaddr_t)alloc;
(*desc)->full = 0; (*desc)->full = 0;
(*desc)->size = size; (*desc)->size = size;
pr_devel("got page %d for size %d first %d", alloc, size, (*desc)->freeEl); pr_devel("got page %d for size %d first %d", alloc, size, (*desc)->freeEl);
return formatPage((*desc), size, selfContained); return formatPage((*desc), size, selfContained);
} }
@ -119,7 +118,7 @@ void *malloc(size_t size)
return NULL; return NULL;
} }
struct slabDesc *slubEntry; struct slabDesc *slubEntry;
uint slubIdx = 0; uint slubIdx;
list_foreach(slub, slubEntry, slubIdx) list_foreach(slub, slubEntry, slubIdx)
{ {
if (size <= slubEntry->size) if (size <= slubEntry->size)
@ -130,7 +129,8 @@ void *malloc(size_t size)
list_foreach(slubEntry, slab, slabIdx) list_foreach(slubEntry, slab, slabIdx)
{ {
if (!slab->full) { if (!slab->full) {
pr_devel("found place in slub %d at idx %d for size %d\n", slubIdx, slabIdx, size); pr_devel("found place in slub %d at idx %d for size %d\n", slubIdx,
slabIdx, size);
return allocFromSlab(slab); return allocFromSlab(slab);
} }
} }
@ -146,30 +146,33 @@ void *malloc(size_t size)
return allocFromSlab(newSlab); return allocFromSlab(newSlab);
} }
int slabFree(void *ptr, struct slabDesc *slab){ int slabFree(void *ptr, struct slabDesc *slab)
{
struct slabDesc *slabEntry; struct slabDesc *slabEntry;
int slabIdx; int slabIdx;
list_foreach(slab, slabEntry, slabIdx) list_foreach(slab, slabEntry, slabIdx)
{ {
if ((slabEntry->page <= (vaddr_t)ptr) && if ((slabEntry->page <= (vaddr_t)ptr) &&
((vaddr_t)ptr < (slabEntry->page + PAGE_SIZE))){ ((vaddr_t)ptr < (slabEntry->page + PAGE_SIZE))) {
pr_devel("free place! was %d is now %d\n", slabEntry->freeEl, ptr); pr_devel("free place! was %d is now %d\n", slabEntry->freeEl, ptr);
*((vaddr_t *)ptr) = (vaddr_t)slabEntry->freeEl; *((vaddr_t *)ptr) = (vaddr_t)slabEntry->freeEl;
slabEntry->freeEl = ptr; slabEntry->freeEl = ptr;
slabEntry->full = 0; slabEntry->full = 0;
return 1; return 1;
} }
} }
return 0; return 0;
} }
void free(void *ptr){ void free(void *ptr)
if(!ptr) {
if (!ptr)
return; return;
struct slabDesc *slab; struct slabDesc *slab;
int slabIdx; int slabIdx;
list_foreach(slub, slab, slabIdx){ list_foreach(slub, slab, slabIdx)
if(slabFree(ptr, slab)) {
if (slabFree(ptr, slab))
return; return;
} }
pr_devel("free: slab not found\n"); pr_devel("free: slab not found\n");