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sysemu/xen: Forbid using Xen headers in user emulation

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Xen is a system specific accelerator, it makes no sense
to include its headers in user emulation.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: David Woodhouse <dwmw@amazon.co.uk>
Message-Id: <20231114143816.71079-3-philmd@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2023-11-10 22:04:53 +00:00
parent 11118c7236
commit 261bbc3b30
1 changed files with 4 additions and 4 deletions
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8
include/sysemu/xen.h
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@ -10,6 +10,10 @@
#ifndef SYSEMU_XEN_H #ifndef SYSEMU_XEN_H
#define SYSEMU_XEN_H #define SYSEMU_XEN_H
#ifdef CONFIG_USER_ONLY
#error Cannot include sysemu/xen.h from user emulation
#endif
#include "exec/cpu-common.h" #include "exec/cpu-common.h"
#ifdef NEED_CPU_H #ifdef NEED_CPU_H
@ -26,16 +30,13 @@ extern bool xen_allowed;
#define xen_enabled() (xen_allowed) #define xen_enabled() (xen_allowed)
#ifndef CONFIG_USER_ONLY
void xen_hvm_modified_memory(ram_addr_t start, ram_addr_t length); void xen_hvm_modified_memory(ram_addr_t start, ram_addr_t length);
void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size, void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size,
struct MemoryRegion *mr, Error **errp); struct MemoryRegion *mr, Error **errp);
#endif
#else /* !CONFIG_XEN_IS_POSSIBLE */ #else /* !CONFIG_XEN_IS_POSSIBLE */
#define xen_enabled() 0 #define xen_enabled() 0
#ifndef CONFIG_USER_ONLY
static inline void xen_hvm_modified_memory(ram_addr_t start, ram_addr_t length) static inline void xen_hvm_modified_memory(ram_addr_t start, ram_addr_t length)
{ {
/* nothing */ /* nothing */
@ -45,7 +46,6 @@ static inline void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size,
{ {
g_assert_not_reached(); g_assert_not_reached();
} }
#endif
#endif /* CONFIG_XEN_IS_POSSIBLE */ #endif /* CONFIG_XEN_IS_POSSIBLE */