diff options
Diffstat (limited to 'kernel/src/sys')
| -rw-r--r-- | kernel/src/sys/syscall.c | 6 | ||||
| -rw-r--r-- | kernel/src/sys/userspace.c | 4 |
2 files changed, 5 insertions, 5 deletions
diff --git a/kernel/src/sys/syscall.c b/kernel/src/sys/syscall.c index c526e39..debd70f 100644 --- a/kernel/src/sys/syscall.c +++ b/kernel/src/sys/syscall.c @@ -8,9 +8,9 @@ void syscall_handler() uint64_t rax; uint64_t rdi; uint64_t rsi; - __asm__ volatile ("mov %%rax, %0;" : "=r"(rax) : :); - __asm__ volatile ("mov %%rdi, %0;" : "=r"(rdi) : :); - __asm__ volatile ("mov %%rsi, %0;" : "=r"(rsi) : :); + __asm__ __volatile__ ("mov %%rax, %0;" : "=r"(rax) : :); + __asm__ __volatile__ ("mov %%rdi, %0;" : "=r"(rdi) : :); + __asm__ __volatile__ ("mov %%rsi, %0;" : "=r"(rsi) : :); switch(rax) { case SYSCALL_READ: syscall_read(); diff --git a/kernel/src/sys/userspace.c b/kernel/src/sys/userspace.c index fc89746..00cd758 100644 --- a/kernel/src/sys/userspace.c +++ b/kernel/src/sys/userspace.c @@ -6,9 +6,9 @@ void begin_userspace() { // read - __asm__ volatile ("mov $0x0, %rax; syscall;"); + __asm__ __volatile__ ("mov $0x0, %rax; syscall;"); // write - __asm__ volatile ("mov $0x1, %rax; syscall;"); + __asm__ __volatile__ ("mov $0x1, %rax; syscall;"); while(true) { } |