[RFC,v4,1/4] mseal: Wire up mseal syscall
Commit Message
From: Jeff Xu <jeffxu@chromium.org>
Wire up mseal syscall for all architectures.
Signed-off-by: Jeff Xu <jeffxu@chromium.org>
---
arch/alpha/kernel/syscalls/syscall.tbl | 1 +
arch/arm/tools/syscall.tbl | 1 +
arch/arm64/include/asm/unistd.h | 2 +-
arch/arm64/include/asm/unistd32.h | 2 ++
arch/m68k/kernel/syscalls/syscall.tbl | 1 +
arch/microblaze/kernel/syscalls/syscall.tbl | 1 +
arch/mips/kernel/syscalls/syscall_n32.tbl | 1 +
arch/mips/kernel/syscalls/syscall_n64.tbl | 1 +
arch/mips/kernel/syscalls/syscall_o32.tbl | 1 +
arch/parisc/kernel/syscalls/syscall.tbl | 1 +
arch/powerpc/kernel/syscalls/syscall.tbl | 1 +
arch/s390/kernel/syscalls/syscall.tbl | 1 +
arch/sh/kernel/syscalls/syscall.tbl | 1 +
arch/sparc/kernel/syscalls/syscall.tbl | 1 +
arch/x86/entry/syscalls/syscall_32.tbl | 1 +
arch/x86/entry/syscalls/syscall_64.tbl | 1 +
arch/xtensa/kernel/syscalls/syscall.tbl | 1 +
include/uapi/asm-generic/unistd.h | 5 ++++-
18 files changed, 22 insertions(+), 2 deletions(-)
Comments
On Thu, Jan 04, 2024 at 06:51:34PM +0000, jeffxu@chromium.org wrote:
> From: Jeff Xu <jeffxu@chromium.org>
>
> Wire up mseal syscall for all architectures.
>
> Signed-off-by: Jeff Xu <jeffxu@chromium.org>
Doesn't this break the build at this point in the patch series?
Normally you add the code for the syscall first, and then you wire it
up.
thanks,
greg k-h
On Thu, Jan 4, 2024 at 11:44 PM Greg KH <gregkh@linuxfoundation.org> wrote:
>
> On Thu, Jan 04, 2024 at 06:51:34PM +0000, jeffxu@chromium.org wrote:
> > From: Jeff Xu <jeffxu@chromium.org>
> >
> > Wire up mseal syscall for all architectures.
> >
> > Signed-off-by: Jeff Xu <jeffxu@chromium.org>
>
> Doesn't this break the build at this point in the patch series?
>
Yes.
> Normally you add the code for the syscall first, and then you wire it
> up.
>
Thanks. Will update in the next version.
-Jeff
> thanks,
>
> greg k-h
@@ -496,3 +496,4 @@
564 common futex_wake sys_futex_wake
565 common futex_wait sys_futex_wait
566 common futex_requeue sys_futex_requeue
+567 common mseal sys_mseal
@@ -470,3 +470,4 @@
454 common futex_wake sys_futex_wake
455 common futex_wait sys_futex_wait
456 common futex_requeue sys_futex_requeue
+457 common mseal sys_mseal
@@ -39,7 +39,7 @@
#define __ARM_NR_compat_set_tls (__ARM_NR_COMPAT_BASE + 5)
#define __ARM_NR_COMPAT_END (__ARM_NR_COMPAT_BASE + 0x800)
-#define __NR_compat_syscalls 457
+#define __NR_compat_syscalls 458
#endif
#define __ARCH_WANT_SYS_CLONE
@@ -919,6 +919,8 @@ __SYSCALL(__NR_futex_wake, sys_futex_wake)
__SYSCALL(__NR_futex_wait, sys_futex_wait)
#define __NR_futex_requeue 456
__SYSCALL(__NR_futex_requeue, sys_futex_requeue)
+#define __NR_mseal 457
+__SYSCALL(__NR_mseal, sys_mseal)
/*
* Please add new compat syscalls above this comment and update
@@ -456,3 +456,4 @@
454 common futex_wake sys_futex_wake
455 common futex_wait sys_futex_wait
456 common futex_requeue sys_futex_requeue
+457 common mseal sys_mseal
@@ -462,3 +462,4 @@
454 common futex_wake sys_futex_wake
455 common futex_wait sys_futex_wait
456 common futex_requeue sys_futex_requeue
+457 common mseal sys_mseal
@@ -395,3 +395,4 @@
454 n32 futex_wake sys_futex_wake
455 n32 futex_wait sys_futex_wait
456 n32 futex_requeue sys_futex_requeue
+457 n32 mseal sys_mseal
@@ -371,3 +371,4 @@
454 n64 futex_wake sys_futex_wake
455 n64 futex_wait sys_futex_wait
456 n64 futex_requeue sys_futex_requeue
+457 n64 mseal sys_mseal
@@ -444,3 +444,4 @@
454 o32 futex_wake sys_futex_wake
455 o32 futex_wait sys_futex_wait
456 o32 futex_requeue sys_futex_requeue
+457 o32 mseal sys_mseal
@@ -455,3 +455,4 @@
454 common futex_wake sys_futex_wake
455 common futex_wait sys_futex_wait
456 common futex_requeue sys_futex_requeue
+457 common mseal sys_mseal
@@ -543,3 +543,4 @@
454 common futex_wake sys_futex_wake
455 common futex_wait sys_futex_wait
456 common futex_requeue sys_futex_requeue
+457 common mseal sys_mseal
@@ -459,3 +459,4 @@
454 common futex_wake sys_futex_wake sys_futex_wake
455 common futex_wait sys_futex_wait sys_futex_wait
456 common futex_requeue sys_futex_requeue sys_futex_requeue
+457 common mseal sys_mseal sys_mseal
@@ -459,3 +459,4 @@
454 common futex_wake sys_futex_wake
455 common futex_wait sys_futex_wait
456 common futex_requeue sys_futex_requeue
+457 common mseal sys_mseal
@@ -502,3 +502,4 @@
454 common futex_wake sys_futex_wake
455 common futex_wait sys_futex_wait
456 common futex_requeue sys_futex_requeue
+457 common mseal sys_mseal
@@ -461,3 +461,4 @@
454 i386 futex_wake sys_futex_wake
455 i386 futex_wait sys_futex_wait
456 i386 futex_requeue sys_futex_requeue
+457 i386 mseal sys_mseal
@@ -378,6 +378,7 @@
454 common futex_wake sys_futex_wake
455 common futex_wait sys_futex_wait
456 common futex_requeue sys_futex_requeue
+457 common mseal sys_mseal
#
# Due to a historical design error, certain syscalls are numbered differently
@@ -427,3 +427,4 @@
454 common futex_wake sys_futex_wake
455 common futex_wait sys_futex_wait
456 common futex_requeue sys_futex_requeue
+457 common mseal sys_mseal
@@ -829,8 +829,11 @@ __SYSCALL(__NR_futex_wait, sys_futex_wait)
#define __NR_futex_requeue 456
__SYSCALL(__NR_futex_requeue, sys_futex_requeue)
+#define __NR_mseal 457
+__SYSCALL(__NR_mseal, sys_mseal)
+
#undef __NR_syscalls
-#define __NR_syscalls 457
+#define __NR_syscalls 458
/*
* 32 bit systems traditionally used different