diff options
| author | Aleksandar Markovic <amarkovic@wavecomp.com> | 2020-01-16 23:49:51 +0100 |
|---|---|---|
| committer | Laurent Vivier <laurent@vivier.eu> | 2020-01-22 15:15:51 +0100 |
| commit | f7dbd8fe5665a1161b5f8af3e2d2044f3bd349d2 (patch) | |
| tree | 494bef1a76ca3a3eec7e002b8d2198378f381399 | |
| parent | bd27e675d33d829fdb89a8604e0aba6f9f38ab79 (diff) | |
linux-user: Add support for KCOV_INIT_TRACE ioctl
KCOV_INIT_TRACE ioctl plays the role in kernel coverage tracing.
This ioctl's third argument is of type 'unsigned long', and the
implementation in QEMU is straightforward.
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Message-Id: <1579214991-19602-13-git-send-email-aleksandar.markovic@rt-rk.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
| -rw-r--r-- | linux-user/ioctls.h | 1 | ||||
| -rw-r--r-- | linux-user/syscall_defs.h | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/linux-user/ioctls.h b/linux-user/ioctls.h index 6220dd8cf7..23f6d3feb5 100644 --- a/linux-user/ioctls.h +++ b/linux-user/ioctls.h @@ -538,4 +538,5 @@ #ifdef CONFIG_KCOV IOCTL(KCOV_ENABLE, 0, TYPE_NULL) IOCTL(KCOV_DISABLE, 0, TYPE_NULL) + IOCTL(KCOV_INIT_TRACE, IOC_R, TYPE_ULONG) #endif diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h index 7b0b60d253..fb8318d121 100644 --- a/linux-user/syscall_defs.h +++ b/linux-user/syscall_defs.h @@ -2437,6 +2437,7 @@ struct target_mtpos { /* kcov ioctls */ #define TARGET_KCOV_ENABLE TARGET_IO('c', 100) #define TARGET_KCOV_DISABLE TARGET_IO('c', 101) +#define TARGET_KCOV_INIT_TRACE TARGET_IOR('c', 1, abi_ulong) struct target_sysinfo { abi_long uptime; /* Seconds since boot */ |