diff options
| author | Marvin Borner | 2021-02-09 21:48:59 +0100 |
|---|---|---|
| committer | Marvin Borner | 2021-02-09 21:54:24 +0100 |
| commit | 58b4e00736c0f2f13a3e96b5fcb3c00623ed35be (patch) | |
| tree | 2286b0c26d6706f8da46f8c3d31ff3761fcfca15 /kernel/features/syscall.c | |
| parent | 59894afa1bc0f4efc85917710adf2e93d7e17a5e (diff) | |
Quite many message queue fixes and impl start
Diffstat (limited to 'kernel/features/syscall.c')
| -rw-r--r-- | kernel/features/syscall.c | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/kernel/features/syscall.c b/kernel/features/syscall.c index 8140313..80c3e9e 100644 --- a/kernel/features/syscall.c +++ b/kernel/features/syscall.c @@ -12,14 +12,6 @@ #include <sys.h> #include <timer.h> -void syscall_yield(struct regs *r) -{ - proc_yield(r); - sti(); - while (1) - hlt(); -} - void syscall_handler(struct regs *r) { enum sys num = r->eax; @@ -49,7 +41,7 @@ void syscall_handler(struct regs *r) r->eax = (u32)vfs_read((char *)r->ebx, (void *)r->ecx, r->edx, r->esi); } else { proc_wait_for(vfs_find_dev((char *)r->ebx)->id, PROC_WAIT_DEV, vfs_read); - syscall_yield(r); + proc_yield(r); } break; } @@ -60,7 +52,7 @@ void syscall_handler(struct regs *r) case SYS_POLL: { s32 ret = vfs_poll((const char **)r->ebx); if (ret == PROC_MAX_WAIT_IDS + 1) - syscall_yield(r); + proc_yield(r); else r->eax = ret; break; @@ -80,6 +72,7 @@ void syscall_handler(struct regs *r) ((u32 *)proc->regs.useresp)[1] = (u32)argv; if (r->eax) proc_exit(proc, (int)r->eax); + proc_yield(r); break; } case SYS_EXIT: { |