Differential D20200 Diff 57559 head/sys/compat/linux/linux_emul.h

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head/sys/compat/linux/linux_emul.h

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	* SUCH DAMAGE.			* SUCH DAMAGE.
	*			*
	* $FreeBSD$			* $FreeBSD$
	*/			*/

	#ifndef _LINUX_EMUL_H_			#ifndef _LINUX_EMUL_H_
	#define _LINUX_EMUL_H_			#define _LINUX_EMUL_H_

				struct image_params;

	/*			/*
	* modeled after similar structure in NetBSD			* modeled after similar structure in NetBSD
	* this will be extended as we need more functionality			* this will be extended as we need more functionality
	*/			*/
	struct linux_emuldata {			struct linux_emuldata {
	int child_set_tid; / in clone(): Child's TID to set on clone */			int child_set_tid; / in clone(): Child's TID to set on clone */
	int child_clear_tid;/ in clone(): Child's TID to clear on exit */			int child_clear_tid;/ in clone(): Child's TID to clear on exit */

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	#define LINUX_XUNSUP_EPOLL 0x00000002 /* unsupported epoll events */			#define LINUX_XUNSUP_EPOLL 0x00000002 /* unsupported epoll events */
	#define LINUX_XUNSUP_FUTEXPIOP 0x00000004 /* uses unsupported pi futex */			#define LINUX_XUNSUP_FUTEXPIOP 0x00000004 /* uses unsupported pi futex */

	struct linux_pemuldata {			struct linux_pemuldata {
	uint32_t flags; /* process emuldata flags */			uint32_t flags; /* process emuldata flags */
	struct sx pem_sx; /* lock for this struct */			struct sx pem_sx; /* lock for this struct */
	void epoll; / epoll data */			void epoll; / epoll data */
	uint32_t persona; /* process execution domain */			uint32_t persona; /* process execution domain */
				uint32_t ptrace_flags; /* used by ptrace(2) */
	};			};

	#define LINUX_PEM_XLOCK(p) sx_xlock(&(p)->pem_sx)			#define LINUX_PEM_XLOCK(p) sx_xlock(&(p)->pem_sx)
	#define LINUX_PEM_XUNLOCK(p) sx_xunlock(&(p)->pem_sx)			#define LINUX_PEM_XUNLOCK(p) sx_xunlock(&(p)->pem_sx)
	#define LINUX_PEM_SLOCK(p) sx_slock(&(p)->pem_sx)			#define LINUX_PEM_SLOCK(p) sx_slock(&(p)->pem_sx)
	#define LINUX_PEM_SUNLOCK(p) sx_sunlock(&(p)->pem_sx)			#define LINUX_PEM_SUNLOCK(p) sx_sunlock(&(p)->pem_sx)

	struct linux_pemuldata pem_find(struct proc );			struct linux_pemuldata pem_find(struct proc );

	extern const int linux_errtbl[];			extern const int linux_errtbl[];

	#endif /* !_LINUX_EMUL_H_ */			#endif /* !_LINUX_EMUL_H_ */