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MM: use ihk_mc_{alloc/free}_pages() everywhere and fix free_pages() on kmalloc()ed object bug

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This commit is contained in:
Balazs Gerofi
2016-08-17 18:02:05 +09:00
parent 01d2ea1605
commit f5857cfc9e
6 changed files with 39 additions and 42 deletions
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6
kernel/devobj.c
View File

@ -99,7 +99,7 @@ int devobj_create(int fd, size_t len, off_t off, struct memobj **objp, int *maxp
}
memset(obj, 0, sizeof(*obj));
obj->pfn_table = allocate_pages(pfn_npages, IHK_MC_AP_NOWAIT);
obj->pfn_table = ihk_mc_alloc_pages(pfn_npages, IHK_MC_AP_NOWAIT);
if (!obj->pfn_table) {
error = -ENOMEM;
kprintf("%s: error: fd: %d, len: %lu, off: %lu allocating PFN failed.\n",
@ -141,7 +141,7 @@ int devobj_create(int fd, size_t len, off_t off, struct memobj **objp, int *maxp
out:
if (obj) {
if (obj->pfn_table) {
free_pages(obj->pfn_table, pfn_npages);
ihk_mc_free_pages(obj->pfn_table, pfn_npages);
}
kfree(obj);
}
@ -196,7 +196,7 @@ static void devobj_release(struct memobj *memobj)
}
if (obj->pfn_table) {
free_pages(obj->pfn_table, pfn_npages);
ihk_mc_free_pages(obj->pfn_table, pfn_npages);
}
kfree(free_obj);
}

13
kernel/host.c
View File

@ -375,8 +375,9 @@ static int process_msg_prepare_process(unsigned long rphys)
n = p->num_sections;
dkprintf("# of sections: %d\n", n);
if((pn = ihk_mc_allocate(sizeof(struct program_load_desc)
+ sizeof(struct program_image_section) * n, IHK_MC_AP_NOWAIT)) == NULL){
if((pn = kmalloc(sizeof(struct program_load_desc)
+ sizeof(struct program_image_section) * n,
IHK_MC_AP_NOWAIT)) == NULL){
ihk_mc_unmap_virtual(p, npages, 0);
ihk_mc_unmap_memory(NULL, phys, sz);
return -ENOMEM;
@ -385,7 +386,7 @@ static int process_msg_prepare_process(unsigned long rphys)
+ sizeof(struct program_image_section) * n);
if((thread = create_thread(p->entry)) == NULL){
ihk_mc_free(pn);
kfree(pn);
ihk_mc_unmap_virtual(p, npages, 1);
ihk_mc_unmap_memory(NULL, phys, sz);
return -ENOMEM;
@ -435,7 +436,7 @@ static int process_msg_prepare_process(unsigned long rphys)
dkprintf("new process : %p [%d] / table : %p\n", proc, proc->pid,
vm->address_space->page_table);
ihk_mc_free(pn);
kfree(pn);
ihk_mc_unmap_virtual(p, npages, 1);
ihk_mc_unmap_memory(NULL, phys, sz);
@ -443,7 +444,7 @@ static int process_msg_prepare_process(unsigned long rphys)
return 0;
err:
ihk_mc_free(pn);
kfree(pn);
ihk_mc_unmap_virtual(p, npages, 1);
ihk_mc_unmap_memory(NULL, phys, sz);
destroy_thread(thread);
@ -452,7 +453,7 @@ err:
static void process_msg_init(struct ikc_scd_init_param *pcp, struct syscall_params *lparam)
{
lparam->response_va = allocate_pages(RESPONSE_PAGE_COUNT, 0);
lparam->response_va = ihk_mc_alloc_pages(RESPONSE_PAGE_COUNT, 0);
lparam->response_pa = virt_to_phys(lparam->response_va);
pcp->request_page = 0;

21
kernel/process.c
View File

@ -739,7 +739,7 @@ int join_process_memory_range(struct process_vm *vm,
memobj_release(merging->memobj);
}
list_del(&merging->list);
ihk_mc_free(merging);
kfree(merging);
error = 0;
out:
@ -835,8 +835,9 @@ int free_process_memory_range(struct process_vm *vm, struct vm_range *range)
if (range->memobj) {
memobj_release(range->memobj);
}
list_del(&range->list);
ihk_mc_free(range);
kfree(range);
dkprintf("free_process_memory_range(%p,%lx-%lx): 0\n",
vm, start0, end0);
@ -1888,14 +1889,14 @@ unsigned long extend_process_region(struct process_vm *vm,
aligned_end = (aligned_end + (LARGE_PAGE_SIZE - 1)) & LARGE_PAGE_MASK;
/* Fill in the gap between old_aligned_end and aligned_end
* with regular pages */
if((p = allocate_pages((aligned_end - old_aligned_end) >> PAGE_SHIFT,
if((p = ihk_mc_alloc_pages((aligned_end - old_aligned_end) >> PAGE_SHIFT,
IHK_MC_AP_NOWAIT)) == NULL){
return end;
}
if((rc = add_process_memory_range(vm, old_aligned_end,
aligned_end, virt_to_phys(p), flag,
LARGE_PAGE_SHIFT)) != 0){
free_pages(p, (aligned_end - old_aligned_end) >> PAGE_SHIFT);
ihk_mc_free_pages(p, (aligned_end - old_aligned_end) >> PAGE_SHIFT);
return end;
}
@ -1908,7 +1909,7 @@ unsigned long extend_process_region(struct process_vm *vm,
(LARGE_PAGE_SIZE - 1)) & LARGE_PAGE_MASK;
address = aligned_new_end;
if((p = allocate_pages((aligned_new_end - aligned_end + LARGE_PAGE_SIZE) >> PAGE_SHIFT,
if((p = ihk_mc_alloc_pages((aligned_new_end - aligned_end + LARGE_PAGE_SIZE) >> PAGE_SHIFT,
IHK_MC_AP_NOWAIT)) == NULL){
return end;
}
@ -1916,16 +1917,16 @@ unsigned long extend_process_region(struct process_vm *vm,
p_aligned = ((unsigned long)p + (LARGE_PAGE_SIZE - 1)) & LARGE_PAGE_MASK;
if (p_aligned > (unsigned long)p) {
free_pages(p, (p_aligned - (unsigned long)p) >> PAGE_SHIFT);
ihk_mc_free_pages(p, (p_aligned - (unsigned long)p) >> PAGE_SHIFT);
}
free_pages(
ihk_mc_free_pages(
(void *)(p_aligned + aligned_new_end - aligned_end),
(LARGE_PAGE_SIZE - (p_aligned - (unsigned long)p)) >> PAGE_SHIFT);
if((rc = add_process_memory_range(vm, aligned_end,
aligned_new_end, virt_to_phys((void *)p_aligned),
flag, LARGE_PAGE_SHIFT)) != 0){
free_pages(p, (aligned_new_end - aligned_end + LARGE_PAGE_SIZE) >> PAGE_SHIFT);
ihk_mc_free_pages(p, (aligned_new_end - aligned_end + LARGE_PAGE_SIZE) >> PAGE_SHIFT);
return end;
}
@ -1943,7 +1944,7 @@ unsigned long extend_process_region(struct process_vm *vm,
p=0;
}else{
p = allocate_pages((aligned_new_end - aligned_end) >> PAGE_SHIFT, IHK_MC_AP_NOWAIT);
p = ihk_mc_alloc_pages((aligned_new_end - aligned_end) >> PAGE_SHIFT, IHK_MC_AP_NOWAIT);
if (!p) {
return end;
@ -1952,7 +1953,7 @@ unsigned long extend_process_region(struct process_vm *vm,
if((rc = add_process_memory_range(vm, aligned_end, aligned_new_end,
(p==0?0:virt_to_phys(p)), flag, NULL, 0,
PAGE_SHIFT)) != 0){
free_pages(p, (aligned_new_end - aligned_end) >> PAGE_SHIFT);
ihk_mc_free_pages(p, (aligned_new_end - aligned_end) >> PAGE_SHIFT);
return end;
}

26
kernel/sysfs.c
View File

@ -75,7 +75,7 @@ sysfs_createf(struct sysfs_ops *ops, void *instance, int mode,
dkprintf("sysfs_createf(%p,%p,%#o,%s,...)\n",
ops, instance, mode, fmt);
param = allocate_pages(1, IHK_MC_AP_NOWAIT);
param = ihk_mc_alloc_pages(1, IHK_MC_AP_NOWAIT);
if (!param) {
error = -ENOMEM;
ekprintf("sysfs_createf:allocate_pages failed. %d\n", error);
@ -134,7 +134,7 @@ sysfs_createf(struct sysfs_ops *ops, void *instance, int mode,
error = 0;
out:
if (param) {
free_pages(param, 1);
ihk_mc_free_pages(param, 1);
}
if (error) {
ekprintf("sysfs_createf(%p,%p,%#o,%s,...): %d\n",
@ -156,7 +156,7 @@ sysfs_mkdirf(sysfs_handle_t *dirhp, const char *fmt, ...)
dkprintf("sysfs_mkdirf(%p,%s,...)\n", dirhp, fmt);
param = allocate_pages(1, IHK_MC_AP_NOWAIT);
param = ihk_mc_alloc_pages(1, IHK_MC_AP_NOWAIT);
if (!param) {
error = -ENOMEM;
ekprintf("sysfs_mkdirf:allocate_pages failed. %d\n", error);
@ -208,7 +208,7 @@ sysfs_mkdirf(sysfs_handle_t *dirhp, const char *fmt, ...)
out:
if (param) {
free_pages(param, 1);
ihk_mc_free_pages(param, 1);
}
if (error) {
ekprintf("sysfs_mkdirf(%p,%s,...): %d\n", dirhp, fmt, error);
@ -229,7 +229,7 @@ sysfs_symlinkf(sysfs_handle_t targeth, const char *fmt, ...)
dkprintf("sysfs_symlinkf(%#lx,%s,...)\n", targeth.handle, fmt);
param = allocate_pages(1, IHK_MC_AP_NOWAIT);
param = ihk_mc_alloc_pages(1, IHK_MC_AP_NOWAIT);
if (!param) {
error = -ENOMEM;
ekprintf("sysfs_symlinkf:allocate_pages failed. %d\n", error);
@ -279,7 +279,7 @@ sysfs_symlinkf(sysfs_handle_t targeth, const char *fmt, ...)
error = 0;
out:
if (param) {
free_pages(param, 1);
ihk_mc_free_pages(param, 1);
}
if (error) {
ekprintf("sysfs_symlinkf(%#lx,%s,...): %d\n",
@ -301,7 +301,7 @@ sysfs_lookupf(sysfs_handle_t *objhp, const char *fmt, ...)
dkprintf("sysfs_lookupf(%p,%s,...)\n", objhp, fmt);
param = allocate_pages(1, IHK_MC_AP_NOWAIT);
param = ihk_mc_alloc_pages(1, IHK_MC_AP_NOWAIT);
if (!param) {
error = -ENOMEM;
ekprintf("sysfs_lookupf:allocate_pages failed. %d\n", error);
@ -353,7 +353,7 @@ sysfs_lookupf(sysfs_handle_t *objhp, const char *fmt, ...)
out:
if (param) {
free_pages(param, 1);
ihk_mc_free_pages(param, 1);
}
if (error) {
ekprintf("sysfs_lookupf(%p,%s,...): %d\n", objhp, fmt, error);
@ -374,7 +374,7 @@ sysfs_unlinkf(int flags, const char *fmt, ...)
dkprintf("sysfs_unlinkf(%#x,%s,...)\n", flags, fmt);
param = allocate_pages(1, IHK_MC_AP_NOWAIT);
param = ihk_mc_alloc_pages(1, IHK_MC_AP_NOWAIT);
if (!param) {
error = -ENOMEM;
ekprintf("sysfs_unlinkf:allocate_pages failed. %d\n", error);
@ -423,7 +423,7 @@ sysfs_unlinkf(int flags, const char *fmt, ...)
error = 0;
out:
if (param) {
free_pages(param, 1);
ihk_mc_free_pages(param, 1);
}
if (error) {
ekprintf("sysfs_unlinkf(%#x,%s,...): %d\n", flags, fmt, error);
@ -601,14 +601,14 @@ sysfs_init(void)
}
sysfs_data_bufsize = PAGE_SIZE;
sysfs_data_buf = allocate_pages(1, IHK_MC_AP_NOWAIT);
sysfs_data_buf = ihk_mc_alloc_pages(1, IHK_MC_AP_NOWAIT);
if (!sysfs_data_buf) {
error = -ENOMEM;
ekprintf("sysfs_init:allocate_pages(buf) failed. %d\n", error);
goto out;
}
param = allocate_pages(1, IHK_MC_AP_NOWAIT);
param = ihk_mc_alloc_pages(1, IHK_MC_AP_NOWAIT);
if (!param) {
error = -ENOMEM;
ekprintf("sysfs_init:allocate_pages(param) failed. %d\n",
@ -644,7 +644,7 @@ sysfs_init(void)
error = 0;
out:
if (param) {
free_pages(param, 1);
ihk_mc_free_pages(param, 1);
}
if (error) {
ekprintf("sysfs_init(): %d\n", error);