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[PATCH v4 19/19] linux-user: Add support for KCOV_INIT_TRACE ioctl
From: |
Aleksandar Markovic |
Subject: |
[PATCH v4 19/19] linux-user: Add support for KCOV_INIT_TRACE ioctl |
Date: |
Sat, 11 Jan 2020 16:40:41 +0100 |
From: Aleksandar Markovic <address@hidden>
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.
Signed-off-by: Aleksandar Markovic <address@hidden>
---
linux-user/ioctls.h | 1 +
linux-user/syscall_defs.h | 1 +
2 files changed, 2 insertions(+)
diff --git a/linux-user/ioctls.h b/linux-user/ioctls.h
index 39b3825..1da71dd 100644
--- a/linux-user/ioctls.h
+++ b/linux-user/ioctls.h
@@ -556,4 +556,5 @@
#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 87e390d..209c138 100644
--- a/linux-user/syscall_defs.h
+++ b/linux-user/syscall_defs.h
@@ -2460,6 +2460,7 @@ 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 */
--
2.7.4
- [PATCH v4 09/19] linux-user: Add support for FS_IOC32_<GET|SET>FLAGS ioctls, (continued)
- [PATCH v4 09/19] linux-user: Add support for FS_IOC32_<GET|SET>FLAGS ioctls, Aleksandar Markovic, 2020/01/11
- [PATCH v4 10/19] linux-user: Add support for FS_IOC32_<GET|SET>VERSION ioctls, Aleksandar Markovic, 2020/01/11
- [PATCH v4 11/19] linux-user: Add support for FS_IOC_FS<GET|SET>XATTR ioctls, Aleksandar Markovic, 2020/01/11
- [PATCH v4 12/19] linux-user: Add support for FITRIM ioctl, Aleksandar Markovic, 2020/01/11
- [PATCH v4 13/19] linux-user: Add support for FIFREEZE and FITHAW ioctls, Aleksandar Markovic, 2020/01/11
- [PATCH v4 14/19] linux-user: Add support for FD<SETEMSGTRESH|SETMAXERRS|GETMAXERRS> ioctls, Aleksandar Markovic, 2020/01/11
- [PATCH v4 15/19] linux-user: Add support for FDFMT<BEG|TRK|END> ioctls, Aleksandar Markovic, 2020/01/11
- [PATCH v4 16/19] linux-user: Add support for FDGETFDCSTAT ioctl, Aleksandar Markovic, 2020/01/11
- [PATCH v4 17/19] configure: Detect kcov support and introduce CONFIG_KCOV, Aleksandar Markovic, 2020/01/11
- [PATCH v4 18/19] linux-user: Add support for KCOV_<ENABLE|DISABLE> ioctls, Aleksandar Markovic, 2020/01/11
- [PATCH v4 19/19] linux-user: Add support for KCOV_INIT_TRACE ioctl,
Aleksandar Markovic <=
- Re: [PATCH v4 00/19] linux-user: Misc patches for 5.0, no-reply, 2020/01/11