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Message-ID: <20240109154547.1839886-2-jeffxu@chromium.org> Date: Tue, 9 Jan 2024 15:45:39 +0000 From: jeffxu@...omium.org To: akpm@...ux-foundation.org, keescook@...omium.org, jannh@...gle.com, sroettger@...gle.com, willy@...radead.org, gregkh@...uxfoundation.org, torvalds@...ux-foundation.org, usama.anjum@...labora.com Cc: jeffxu@...gle.com, jorgelo@...omium.org, groeck@...omium.org, linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org, linux-mm@...ck.org, pedro.falcato@...il.com, dave.hansen@...el.com, linux-hardening@...r.kernel.org, deraadt@...nbsd.org, Jeff Xu <jeffxu@...omium.org> Subject: [RFC PATCH v5 1/4] mseal: Wire up mseal syscall From: Jeff Xu <jeffxu@...omium.org> Wire up mseal syscall for all architectures. Signed-off-by: Jeff Xu <jeffxu@...omium.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 ++++- kernel/sys_ni.c | 1 + 19 files changed, 23 insertions(+), 2 deletions(-) diff --git a/arch/alpha/kernel/syscalls/syscall.tbl b/arch/alpha/kernel/syscalls/syscall.tbl index 18c842ca6c32..dd92e2639a03 100644 --- a/arch/alpha/kernel/syscalls/syscall.tbl +++ b/arch/alpha/kernel/syscalls/syscall.tbl @@ -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 diff --git a/arch/arm/tools/syscall.tbl b/arch/arm/tools/syscall.tbl index 584f9528c996..d96461ee1ebe 100644 --- a/arch/arm/tools/syscall.tbl +++ b/arch/arm/tools/syscall.tbl @@ -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 diff --git a/arch/arm64/include/asm/unistd.h b/arch/arm64/include/asm/unistd.h index 531effca5f1f..298313d2e0af 100644 --- a/arch/arm64/include/asm/unistd.h +++ b/arch/arm64/include/asm/unistd.h @@ -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 diff --git a/arch/arm64/include/asm/unistd32.h b/arch/arm64/include/asm/unistd32.h index 9f7c1bf99526..e3118e0327c7 100644 --- a/arch/arm64/include/asm/unistd32.h +++ b/arch/arm64/include/asm/unistd32.h @@ -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 diff --git a/arch/m68k/kernel/syscalls/syscall.tbl b/arch/m68k/kernel/syscalls/syscall.tbl index 7a4b780e82cb..105e966db655 100644 --- a/arch/m68k/kernel/syscalls/syscall.tbl +++ b/arch/m68k/kernel/syscalls/syscall.tbl @@ -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 diff --git a/arch/microblaze/kernel/syscalls/syscall.tbl b/arch/microblaze/kernel/syscalls/syscall.tbl index 5b6a0b02b7de..18956345d348 100644 --- a/arch/microblaze/kernel/syscalls/syscall.tbl +++ b/arch/microblaze/kernel/syscalls/syscall.tbl @@ -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 diff --git a/arch/mips/kernel/syscalls/syscall_n32.tbl b/arch/mips/kernel/syscalls/syscall_n32.tbl index a842b41c8e06..06cac28209d2 100644 --- a/arch/mips/kernel/syscalls/syscall_n32.tbl +++ b/arch/mips/kernel/syscalls/syscall_n32.tbl @@ -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 diff --git a/arch/mips/kernel/syscalls/syscall_n64.tbl b/arch/mips/kernel/syscalls/syscall_n64.tbl index 116ff501bf92..bb8270588953 100644 --- a/arch/mips/kernel/syscalls/syscall_n64.tbl +++ b/arch/mips/kernel/syscalls/syscall_n64.tbl @@ -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 diff --git a/arch/mips/kernel/syscalls/syscall_o32.tbl b/arch/mips/kernel/syscalls/syscall_o32.tbl index 525cc54bc63b..93958f063c3f 100644 --- a/arch/mips/kernel/syscalls/syscall_o32.tbl +++ b/arch/mips/kernel/syscalls/syscall_o32.tbl @@ -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 diff --git a/arch/parisc/kernel/syscalls/syscall.tbl b/arch/parisc/kernel/syscalls/syscall.tbl index a47798fed54e..c6bc9277dcd7 100644 --- a/arch/parisc/kernel/syscalls/syscall.tbl +++ b/arch/parisc/kernel/syscalls/syscall.tbl @@ -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 diff --git a/arch/powerpc/kernel/syscalls/syscall.tbl b/arch/powerpc/kernel/syscalls/syscall.tbl index 7fab411378f2..2947c4caf22e 100644 --- a/arch/powerpc/kernel/syscalls/syscall.tbl +++ b/arch/powerpc/kernel/syscalls/syscall.tbl @@ -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 diff --git a/arch/s390/kernel/syscalls/syscall.tbl b/arch/s390/kernel/syscalls/syscall.tbl index 86fec9b080f6..2400a0e91883 100644 --- a/arch/s390/kernel/syscalls/syscall.tbl +++ b/arch/s390/kernel/syscalls/syscall.tbl @@ -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 diff --git a/arch/sh/kernel/syscalls/syscall.tbl b/arch/sh/kernel/syscalls/syscall.tbl index 363fae0fe9bf..6768e43c5d23 100644 --- a/arch/sh/kernel/syscalls/syscall.tbl +++ b/arch/sh/kernel/syscalls/syscall.tbl @@ -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 diff --git a/arch/sparc/kernel/syscalls/syscall.tbl b/arch/sparc/kernel/syscalls/syscall.tbl index 7bcaa3d5ea44..4285465f7e4b 100644 --- a/arch/sparc/kernel/syscalls/syscall.tbl +++ b/arch/sparc/kernel/syscalls/syscall.tbl @@ -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 diff --git a/arch/x86/entry/syscalls/syscall_32.tbl b/arch/x86/entry/syscalls/syscall_32.tbl index c8fac5205803..e4e3b2097658 100644 --- a/arch/x86/entry/syscalls/syscall_32.tbl +++ b/arch/x86/entry/syscalls/syscall_32.tbl @@ -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 diff --git a/arch/x86/entry/syscalls/syscall_64.tbl b/arch/x86/entry/syscalls/syscall_64.tbl index 8cb8bf68721c..03cff8a24726 100644 --- a/arch/x86/entry/syscalls/syscall_64.tbl +++ b/arch/x86/entry/syscalls/syscall_64.tbl @@ -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 diff --git a/arch/xtensa/kernel/syscalls/syscall.tbl b/arch/xtensa/kernel/syscalls/syscall.tbl index 06eefa9c1458..3c87cf0424c8 100644 --- a/arch/xtensa/kernel/syscalls/syscall.tbl +++ b/arch/xtensa/kernel/syscalls/syscall.tbl @@ -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 diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h index 756b013fb832..9b2b6a4a80b6 100644 --- a/include/uapi/asm-generic/unistd.h +++ b/include/uapi/asm-generic/unistd.h @@ -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 diff --git a/kernel/sys_ni.c b/kernel/sys_ni.c index 9a846439b36a..02280199069b 100644 --- a/kernel/sys_ni.c +++ b/kernel/sys_ni.c @@ -193,6 +193,7 @@ COND_SYSCALL(migrate_pages); COND_SYSCALL(move_pages); COND_SYSCALL(set_mempolicy_home_node); COND_SYSCALL(cachestat); +COND_SYSCALL(mseal); COND_SYSCALL(perf_event_open); COND_SYSCALL(accept4); -- 2.43.0.195.gebba966016-goog
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