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| author | Freya Murphy <freya@freyacat.org> | 2025-04-28 21:55:40 -0400 |
|---|---|---|
| committer | Freya Murphy <freya@freyacat.org> | 2025-04-28 21:55:40 -0400 |
| commit | c0a391cb11fe1b14f6622bad5697a72de1781eb2 (patch) | |
| tree | 9131f2275cfe407381bf9c12f0bcfac3faec1919 /kernel | |
| parent | change struct gpu to gpu_dev (diff) | |
| download | comus-c0a391cb11fe1b14f6622bad5697a72de1781eb2.tar.gz comus-c0a391cb11fe1b14f6622bad5697a72de1781eb2.tar.bz2 comus-c0a391cb11fe1b14f6622bad5697a72de1781eb2.zip | |
fmt
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/memory/paging.c | 20 | ||||
| -rw-r--r-- | kernel/procs.c | 2 | ||||
| -rw-r--r-- | kernel/syscall.c | 2 |
3 files changed, 9 insertions, 15 deletions
diff --git a/kernel/memory/paging.c b/kernel/memory/paging.c index b089895..763bdce 100644 --- a/kernel/memory/paging.c +++ b/kernel/memory/paging.c @@ -508,10 +508,10 @@ volatile void *page_clone(volatile void *old_pADDR, bool cow) volatile void *new_pADDR, *new_vADDR; // TODO: cow - (void) cow; + (void)cow; // dont reallocate kernel memeory!! - if ((volatile char *) old_pADDR <= kernel_end) + if ((volatile char *)old_pADDR <= kernel_end) return old_pADDR; new_pADDR = alloc_phys_page(); @@ -524,8 +524,7 @@ volatile void *page_clone(volatile void *old_pADDR, bool cow) return new_pADDR; } -volatile struct pt *pt_clone(volatile const struct pt *old_pPT, - bool cow) +volatile struct pt *pt_clone(volatile const struct pt *old_pPT, bool cow) { volatile const struct pt *old_vPT; volatile struct pt *new_pPT, *new_vPT; @@ -557,9 +556,7 @@ volatile struct pt *pt_clone(volatile const struct pt *old_pPT, new_vPTE->execute_disable = old_vPTE->execute_disable; new_vPTE->flags = old_vPTE->flags; - old_pADDR = - (volatile void *)((uintptr_t)old_vPTE->address - << 12); + old_pADDR = (volatile void *)((uintptr_t)old_vPTE->address << 12); new_pADDR = page_clone(old_pADDR, cow); if (new_pADDR == NULL) goto fail; @@ -574,8 +571,7 @@ fail: return NULL; } -volatile struct pd *pd_clone(volatile const struct pd *old_pPD, - bool cow) +volatile struct pd *pd_clone(volatile const struct pd *old_pPD, bool cow) { volatile const struct pd *old_vPD; volatile struct pd *new_pPD, *new_vPD; @@ -605,8 +601,7 @@ volatile struct pd *pd_clone(volatile const struct pd *old_pPD, continue; old_pPT = - (volatile const struct pt *)((uintptr_t)old_vPDE->address - << 12); + (volatile const struct pt *)((uintptr_t)old_vPDE->address << 12); new_pPT = pt_clone(old_pPT, cow); if (new_pPT == NULL) goto fail; @@ -652,8 +647,7 @@ volatile struct pdpt *pdpt_clone(volatile const struct pdpt *old_pPDPT, continue; old_pPD = - (volatile const struct pd *)((uintptr_t)old_vPDPTE->address - << 12); + (volatile const struct pd *)((uintptr_t)old_vPDPTE->address << 12); new_pPD = pd_clone(old_pPD, cow); if (new_pPD == NULL) goto fail; diff --git a/kernel/procs.c b/kernel/procs.c index e2455ea..5b03e73 100644 --- a/kernel/procs.c +++ b/kernel/procs.c @@ -474,7 +474,7 @@ __attribute__((noreturn)) void dispatch(void) panic("dispatch queue remove failed, code %d", status); // set the process up for success - current_pcb->regs.cr3 = (uint64_t) mem_ctx_pgdir(current_pcb->memctx); + current_pcb->regs.cr3 = (uint64_t)mem_ctx_pgdir(current_pcb->memctx); current_pcb->state = PROC_STATE_RUNNING; current_pcb->ticks = 3; // ticks per process diff --git a/kernel/syscall.c b/kernel/syscall.c index 2dd6460..403b3bd 100644 --- a/kernel/syscall.c +++ b/kernel/syscall.c @@ -327,7 +327,7 @@ static int sys_ticks(void) static int (*syscall_tbl[N_SYSCALLS])(void) = { [SYS_exit] = sys_exit, [SYS_waitpid] = sys_waitpid, - [SYS_fork] = sys_fork, [SYS_exec] = NULL, + [SYS_fork] = sys_fork, [SYS_exec] = NULL, [SYS_open] = NULL, [SYS_close] = NULL, [SYS_read] = NULL, [SYS_write] = sys_write, [SYS_getpid] = sys_getpid, [SYS_getppid] = sys_getppid, |