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d7478d42 |
| 04-Jan-2022 |
Richard Henderson <richard.henderson@linaro.org> |
common-user: Fix tail calls to safe_syscall_set_errno_tail
For the ABIs in which the syscall return register is not also the first function argument register, move the errno value into the correct p
common-user: Fix tail calls to safe_syscall_set_errno_tail
For the ABIs in which the syscall return register is not also the first function argument register, move the errno value into the correct place.
Fixes: a3310c0397e2 ("linux-user: Move syscall error detection into safe_syscall_base") Reported-by: Laurent Vivier <laurent@vivier.eu> Tested-by: Laurent Vivier <laurent@vivier.eu> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20220104190454.542225-1-richard.henderson@linaro.org>
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5bfd125e |
| 23-Nov-2021 |
Richard Henderson <richard.henderson@linaro.org> |
common-user: Adjust system call return on FreeBSD
FreeBSD system calls return positive errno. On the 4 hosts for which we have support, error is indicated by the C bit set or clear.
Reviewed-by: W
common-user: Adjust system call return on FreeBSD
FreeBSD system calls return positive errno. On the 4 hosts for which we have support, error is indicated by the C bit set or clear.
Reviewed-by: Warner Losh <imp@bsdimp.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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bbf15aaf |
| 17-Nov-2021 |
Richard Henderson <richard.henderson@linaro.org> |
common-user: Move safe-syscall.* from linux-user
Move linux-user safe-syscall.S and safe-syscall-error.c to common-user so that bsd-user can also use it. Also move safe-syscall.h to include/user/.
common-user: Move safe-syscall.* from linux-user
Move linux-user safe-syscall.S and safe-syscall-error.c to common-user so that bsd-user can also use it. Also move safe-syscall.h to include/user/. Since there is nothing here that is related to the guest, as opposed to the host, build it once.
Reviewed-by: Warner Losh <imp@bsdimp.com> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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