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authorAleksandar Markovic <amarkovic@wavecomp.com>2020-01-16 23:49:50 +0100
committerLaurent Vivier <laurent@vivier.eu>2020-01-22 15:15:18 +0100
commitbd27e675d33d829fdb89a8604e0aba6f9f38ab79 (patch)
treefef9ec840c190178024c3c7f5a9eac25cb8ee29f /linux-user/ioctls.h
parentdb37dd89d663a2891d2b70c753a41389ae7893e4 (diff)
linux-user: Add support for KCOV_<ENABLE|DISABLE> ioctls
KCOV_ENABLE and KCOV_DISABLE play the role in kernel coverage tracing. These ioctls do not use the third argument of ioctl() system call and are straightforward to implement in QEMU. Reviewed-by: Laurent Vivier <laurent@vivier.eu> Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com> Message-Id: <1579214991-19602-12-git-send-email-aleksandar.markovic@rt-rk.com> Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Diffstat (limited to 'linux-user/ioctls.h')
-rw-r--r--linux-user/ioctls.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/linux-user/ioctls.h b/linux-user/ioctls.h
index 29969e2f2f..6220dd8cf7 100644
--- a/linux-user/ioctls.h
+++ b/linux-user/ioctls.h
@@ -534,3 +534,8 @@
IOCTL_IGNORE(TIOCSTART)
IOCTL_IGNORE(TIOCSTOP)
#endif
+
+#ifdef CONFIG_KCOV
+ IOCTL(KCOV_ENABLE, 0, TYPE_NULL)
+ IOCTL(KCOV_DISABLE, 0, TYPE_NULL)
+#endif