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authorRalf Baechle2014-12-19 01:18:03 +0100
committerRalf Baechle2015-01-13 15:53:09 +0100
commit78aaf956ba3ae0bfabbadc0393395cc4f7a7070f (patch)
tree41509ea41ee81bf8a3d8e11aa96b19e6fe258214 /arch/mips
parent942e22dff290d244051fc67d169958f241fd8df0 (diff)
MIPS: Compat: Fix build error if CONFIG_MIPS32_COMPAT but no compat ABI.
In that case nor __NR_seccomp_*_32 symbols will be defined in <asm/unistd.h> so the attempt to use it in kernel.seccomp.c will fail with: kernel/seccomp.c:565:2: error: '__NR_seccomp_read_32' undeclared here (not in a function) __NR_seccomp_read_32, __NR_seccomp_write_32, __NR_seccomp_exit_32, __NR_seccomp_sigreturn_32, ^ kernel/seccomp.c:565:24: error: '__NR_seccomp_write_32' undeclared here (not in a function) __NR_seccomp_read_32, __NR_seccomp_write_32, __NR_seccomp_exit_32, __NR_seccomp_sigreturn_32, ^ kernel/seccomp.c:565:47: error: '__NR_seccomp_exit_32' undeclared here (not in a function) __NR_seccomp_read_32, __NR_seccomp_write_32, __NR_seccomp_exit_32, __NR_seccomp_sigreturn_32, ^ kernel/seccomp.c:565:69: error: '__NR_seccomp_sigreturn_32' undeclared here (not in a function) __NR_seccomp_read_32, __NR_seccomp_write_32, __NR_seccomp_exit_32, __NR_seccomp_sigreturn_32, Solved by changing the compat ABIs in kconfig to select MIPS32_COMPAT directly. This also means the user no longer has to select MIPS32_COMPAT before being able to see the ABI options. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips')
-rw-r--r--arch/mips/Kconfig21
1 files changed, 9 insertions, 12 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 3289969ee423..f4d6616877f2 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -2656,27 +2656,21 @@ config TRAD_SIGNALS
bool
config MIPS32_COMPAT
- bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
- depends on 64BIT
- help
- Select this option if you want Linux/MIPS 32-bit binary
- compatibility. Since all software available for Linux/MIPS is
- currently 32-bit you should say Y here.
+ bool
config COMPAT
bool
- depends on MIPS32_COMPAT
- select ARCH_WANT_OLD_COMPAT_IPC
- default y
config SYSVIPC_COMPAT
bool
- depends on COMPAT && SYSVIPC
- default y
config MIPS32_O32
bool "Kernel support for o32 binaries"
- depends on MIPS32_COMPAT
+ depends on 64BIT
+ select ARCH_WANT_OLD_COMPAT_IPC
+ select COMPAT
+ select MIPS32_COMPAT
+ select SYSVIPC_COMPAT if SYSVIPC
help
Select this option if you want to run o32 binaries. These are pure
32-bit binaries as used by the 32-bit Linux/MIPS port. Most of
@@ -2687,6 +2681,9 @@ config MIPS32_O32
config MIPS32_N32
bool "Kernel support for n32 binaries"
depends on MIPS32_COMPAT
+ select COMPAT
+ select MIPS32_COMPAT
+ select SYSVIPC_COMPAT if SYSVIPC
help
Select this option if you want to run n32 binaries. These are
64-bit binaries using 32-bit quantities for addressing and certain