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author | Richard Henderson | 2018-07-18 22:06:48 +0200 |
---|---|---|
committer | Laurent Vivier | 2018-07-22 21:33:45 +0200 |
commit | fa97e38eed3bbdbc322d94092ca49450e724fff1 (patch) | |
tree | 3bce29b6e2fdb36090534f8cd9f1848fef58f4db /linux-user/syscall.c | |
parent | linux-user: fix ELF load alignment error (diff) | |
download | qemu-fa97e38eed3bbdbc322d94092ca49450e724fff1.tar.gz qemu-fa97e38eed3bbdbc322d94092ca49450e724fff1.tar.xz qemu-fa97e38eed3bbdbc322d94092ca49450e724fff1.zip |
linux-user/ppc: Implement swapcontext syscall
This allows the tests generated by debian-powerpc-user-cross
to function properly, especially tests/test-coroutine.
Technically this syscall is available to both ppc32 and ppc64,
but only ppc32 glibc actually uses it. Thus the ppc64 path is
untested.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20180718200648.22529-1-richard.henderson@linaro.org>
Diffstat (limited to 'linux-user/syscall.c')
-rw-r--r-- | linux-user/syscall.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 3df3bdffb2..dfc851cc35 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -12790,6 +12790,12 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1, ret = get_errno(kcmp(arg1, arg2, arg3, arg4, arg5)); break; #endif +#ifdef TARGET_NR_swapcontext + case TARGET_NR_swapcontext: + /* PowerPC specific. */ + ret = do_swapcontext(cpu_env, arg1, arg2, arg3); + break; +#endif default: unimplemented: |