From: Sergiy Kibrik <sergiy.kib...@globallogic.com>
Committer: Sergiy Kibrik <sergiy.kib...@globallogic.com>
Branch: master
bsd: xen: console_io hypercall accepts constant string
Modify HYPERVISOR_console_write() interface to accept const *char as
argument,
so it is compliant with console::console_driver::write() interface.
Xen does not mangle input buffer upon CONSOLEIO_write hypercall.
Signed-off-by: Sergiy Kibrik <sergiy.kib...@globallogic.com>
Reviewed-by: Nadav Har'El <n...@scylladb.com>
---
diff --git a/bsd/sys/xen/hypervisor.h b/bsd/sys/xen/hypervisor.h
--- a/bsd/sys/xen/hypervisor.h
+++ b/bsd/sys/xen/hypervisor.h
@@ -58,9 +58,9 @@ extern start_info_t *xen_start_info;
extern uint64_t get_system_time(int ticks);
static inline int
-HYPERVISOR_console_write(char *str, int count)
+HYPERVISOR_console_write(const char *str, int count)
{
- return HYPERVISOR_console_io(CONSOLEIO_write, count, str);
+ return HYPERVISOR_console_io(CONSOLEIO_write, count,
const_cast<char*>(str));
}
static inline void HYPERVISOR_crash(void) __dead2;
--
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