Adding upstream version 6.1.76.upstream/6.1.76

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 25 insertions, 0 deletions

diff --git a/arch/mips/include/asm/mmu.h b/arch/mips/include/asm/mmu.h
new file mode 100644
index 000000000..5df0238f6
--- /dev/null
+++ b/arch/mips/include/asm/mmu.h
@@ -0,0 +1,25 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __ASM_MMU_H
+#define __ASM_MMU_H
+
+#include <linux/atomic.h>
+#include <linux/spinlock.h>
+#include <linux/wait.h>
+
+typedef struct {
+	union {
+		u64 asid[NR_CPUS];
+		atomic64_t mmid;
+	};
+
+	void *vdso;
+
+	/* lock to be held whilst modifying fp_bd_emupage_allocmap */
+	spinlock_t bd_emupage_lock;
+	/* bitmap tracking allocation of fp_bd_emupage */
+	unsigned long *bd_emupage_allocmap;
+	/* wait queue for threads requiring an emuframe */
+	wait_queue_head_t bd_emupage_queue;
+} mm_context_t;
+
+#endif /* __ASM_MMU_H */