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extend_process_region(): fix align_shift (POSTK_DEBUG_TEMP_FIX_68)

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This commit is contained in:
Balazs Gerofi
2017-10-17 15:07:57 +09:00
parent 9763c40f64
commit 3c93958c48
1 changed files with 3 additions and 30 deletions
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33
kernel/process.c
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@@ -2278,31 +2278,14 @@ unsigned long extend_process_region(struct process_vm *vm,
void *p;
int rc;
#ifdef POSTK_DEBUG_TEMP_FIX_68 /* fix heap_extension p2align/shift */
size_t align_size;
unsigned long align_mask;
int align_p2align;
int align_shift;
if (vm->proc->heap_extension > PAGE_SIZE) {
align_size = LARGE_PAGE_SIZE;
align_mask = LARGE_PAGE_MASK;
align_p2align = LARGE_PAGE_P2ALIGN;
align_shift = LARGE_PAGE_SHIFT;
} else {
align_size = PAGE_SIZE;
align_mask = PAGE_MASK;
align_p2align = PAGE_P2ALIGN;
align_shift = PAGE_SHIFT;
}
#else /* POSTK_DEBUG_TEMP_FIX_68 */
size_t align_size = vm->proc->heap_extension > PAGE_SIZE ?
LARGE_PAGE_SIZE : PAGE_SIZE;
unsigned long align_mask = vm->proc->heap_extension > PAGE_SIZE ?
LARGE_PAGE_MASK : PAGE_MASK;
unsigned long align_p2align = vm->proc->heap_extension > PAGE_SHIFT ?
unsigned long align_p2align = vm->proc->heap_extension > PAGE_SIZE ?
LARGE_PAGE_P2ALIGN : PAGE_P2ALIGN;
#endif /* POSTK_DEBUG_TEMP_FIX_68 */
int align_shift = vm->proc->heap_extension > PAGE_SIZE ?
LARGE_PAGE_SHIFT : PAGE_SHIFT;
new_end_allocated = (address + (PAGE_SIZE - 1)) & PAGE_MASK;
if ((new_end_allocated - end_allocated) < vm->proc->heap_extension) {
@@ -2324,22 +2307,12 @@ unsigned long extend_process_region(struct process_vm *vm,
}
}
#ifdef POSTK_DEBUG_TEMP_FIX_68 /* fix heap_extension p2align/shift */
if ((rc = add_process_memory_range(vm, end_allocated, new_end_allocated,
(p == 0 ? 0 : virt_to_phys(p)), flag, NULL, 0,
align_shift, NULL)) != 0) {
ihk_mc_free_pages_user(p, (new_end_allocated - end_allocated) >> PAGE_SHIFT);
return end_allocated;
}
#else /* POSTK_DEBUG_TEMP_FIX_68 */
if ((rc = add_process_memory_range(vm, end_allocated, new_end_allocated,
(p == 0 ? 0 : virt_to_phys(p)), flag, NULL, 0,
align_p2align, NULL)) != 0) {
ihk_mc_free_pages_user(p, (new_end_allocated - end_allocated) >> PAGE_SHIFT);
kprintf("%s: error addding process memory range: %d\n", rc);
return end_allocated;
}
#endif /* POSTK_DEBUG_TEMP_FIX_68 */
// memory_stat_rss_add() is called in add_process_memory_range()
dkprintf("%s: new_end_allocated: 0x%lx, align_size: %lu, align_mask: %lx\n",