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linux-user: Add support for KCOV_<ENABLE|DISABLE> ioctls

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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>
This commit is contained in:
Aleksandar Markovic
2020-01-16 23:49:50 +01:00
committed by Laurent Vivier
parent db37dd89d6
commit bd27e675d3
3 changed files with 12 additions and 0 deletions
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3
linux-user/syscall.c
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@@ -73,6 +73,9 @@
#ifdef CONFIG_SENDFILE
#include <sys/sendfile.h>
#endif
#ifdef CONFIG_KCOV
#include <sys/kcov.h>
#endif
#define termios host_termios
#define winsize host_winsize