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| author | Brooks Davis <brooks@FreeBSD.org> | 2024-01-05 18:33:37 +0000 |
|---|---|---|
| committer | Brooks Davis <brooks@FreeBSD.org> | 2024-02-05 20:34:56 +0000 |
| commit | f21777224411fee14b8aea6d8465bd6c2b318429 (patch) | |
| tree | 2a6733f7a340a2a8b14c4ac47c6b3b0d3afd9ba3 | |
| parent | 0d4f7723bc43e06ca22025740cb826a7f282ea11 (diff) | |
| download | src-f21777224411fee14b8aea6d8465bd6c2b318429.tar.gz src-f21777224411fee14b8aea6d8465bd6c2b318429.zip | |
SYS.h: make _SYSCALL_BODY overridable
Reviewed by: kib, emaste, imp
Pull Request: https://github.com/freebsd/freebsd-src/pull/908
| -rw-r--r-- | lib/libsys/aarch64/SYS.h | 2 | ||||
| -rw-r--r-- | lib/libsys/amd64/SYS.h | 2 | ||||
| -rw-r--r-- | lib/libsys/arm/SYS.h | 2 | ||||
| -rw-r--r-- | lib/libsys/i386/SYS.h | 2 | ||||
| -rw-r--r-- | lib/libsys/powerpc/SYS.h | 2 | ||||
| -rw-r--r-- | lib/libsys/powerpc64/SYS.h | 2 | ||||
| -rw-r--r-- | lib/libsys/riscv/SYS.h | 2 |
7 files changed, 14 insertions, 0 deletions
diff --git a/lib/libsys/aarch64/SYS.h b/lib/libsys/aarch64/SYS.h index 07d14ab1bb44..a2ff7af18b18 100644 --- a/lib/libsys/aarch64/SYS.h +++ b/lib/libsys/aarch64/SYS.h @@ -34,6 +34,7 @@ mov x8, SYS_ ## name; \ svc 0 +#ifndef _SYSCALL_BODY /* * Conditional jumps can only go up to one megabyte in either * direction, and cerror can be located anywhere, so we have @@ -45,6 +46,7 @@ b.cs 1f; \ ret; \ 1: b cerror +#endif #define PSEUDO(name) \ ENTRY(__sys_##name); \ diff --git a/lib/libsys/amd64/SYS.h b/lib/libsys/amd64/SYS.h index 2dfca1896fcd..e27bb2cf9a93 100644 --- a/lib/libsys/amd64/SYS.h +++ b/lib/libsys/amd64/SYS.h @@ -40,10 +40,12 @@ movq %rcx, %r10; \ syscall +#ifndef _SYSCALL_BODY #define _SYSCALL_BODY(name) \ _SYSCALL(name); \ jb HIDENAME(cerror); \ ret +#endif #define RSYSCALL(name) ENTRY(__sys_##name); \ WEAK_REFERENCE(__sys_##name, name); \ diff --git a/lib/libsys/arm/SYS.h b/lib/libsys/arm/SYS.h index c3bc78704a16..187851c67543 100644 --- a/lib/libsys/arm/SYS.h +++ b/lib/libsys/arm/SYS.h @@ -45,11 +45,13 @@ #define CERROR _C_LABEL(cerror) +#ifndef _SYSCALL_BODY #define _SYSCALL_BODY(x) \ _SYSCALL(x); \ it cs; \ bcs PIC_SYM(CERROR, PLT); \ RET +#endif #define PSEUDO(x) \ ENTRY(__CONCAT(__sys_, x)); \ diff --git a/lib/libsys/i386/SYS.h b/lib/libsys/i386/SYS.h index 292b705f80f2..f5e0565452da 100644 --- a/lib/libsys/i386/SYS.h +++ b/lib/libsys/i386/SYS.h @@ -39,10 +39,12 @@ mov $SYS_##name, %eax; \ int $0x80 +#ifndef _SYSCALL_BODY #define _SYSCALL_BODY(name) \ _SYSCALL(name); \ jb HIDENAME(cerror); \ ret +#endif #define RSYSCALL(name) ENTRY(__sys_##name); \ WEAK_REFERENCE(__sys_##name, name); \ diff --git a/lib/libsys/powerpc/SYS.h b/lib/libsys/powerpc/SYS.h index b990793c7e3e..04672ed51528 100644 --- a/lib/libsys/powerpc/SYS.h +++ b/lib/libsys/powerpc/SYS.h @@ -40,10 +40,12 @@ li 0,(SYS_##name); \ sc +#ifndef _SYSCALL_BODY #define _SYSCALL_BODY(name) \ _SYSCALL(name); \ bnslr; \ b CNAME(HIDENAME(cerror)) +#endif #define PSEUDO(name) \ .text; \ diff --git a/lib/libsys/powerpc64/SYS.h b/lib/libsys/powerpc64/SYS.h index bf8bc6cc0e27..ceb85bb4e361 100644 --- a/lib/libsys/powerpc64/SYS.h +++ b/lib/libsys/powerpc64/SYS.h @@ -40,6 +40,7 @@ li 0,(SYS_##name); \ sc +#ifndef _SYSCALL_BODY #define _SYSCALL_BODY(name) \ _SYSCALL(name); \ bnslr; \ @@ -52,6 +53,7 @@ ld %r0,16(%r1); \ mtlr %r0; \ blr +#endif #define PSEUDO(name) \ .text; \ diff --git a/lib/libsys/riscv/SYS.h b/lib/libsys/riscv/SYS.h index 47c79e38f916..c2d93c567e2b 100644 --- a/lib/libsys/riscv/SYS.h +++ b/lib/libsys/riscv/SYS.h @@ -40,12 +40,14 @@ li t0, SYS_ ## name; \ ecall +#ifndef _SYSCALL_BODY #define _SYSCALL_BODY(name) \ _SYSCALL(name); \ bnez t0, 1f; \ ret; \ 1: la t1, cerror; \ jr t1 +#endif #define PSEUDO(name) \ ENTRY(__sys_##name); \ |