linux-kernel - [PATCH] x86/xen: remove unused function xen_auto_xlated_memory

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Message-Id: <20180820130203.11501-1-jgross@suse.com>
Date:   Mon, 20 Aug 2018 15:02:03 +0200
From:   Juergen Gross <jgross@...e.com>
To:     linux-kernel@...r.kernel.org, xen-devel@...ts.xenproject.org,
        x86@...nel.org
Cc:     boris.ostrovsky@...cle.com, hpa@...or.com, tglx@...utronix.de,
        mingo@...hat.com, Juergen Gross <jgross@...e.com>
Subject: [PATCH] x86/xen: remove unused function xen_auto_xlated_memory_setup()

xen_auto_xlated_memory_setup() is a leftover from PVH V1. Remove it.

Signed-off-by: Juergen Gross <jgross@...e.com>
---
 arch/x86/xen/setup.c   | 31 -------------------------------
 arch/x86/xen/xen-ops.h |  1 -
 2 files changed, 32 deletions(-)

diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c
index 6e0d2086eacb..1163e33121fb 100644
--- a/arch/x86/xen/setup.c
+++ b/arch/x86/xen/setup.c
@@ -906,37 +906,6 @@ char * __init xen_memory_setup(void)
 }
 
 /*
- * Machine specific memory setup for auto-translated guests.
- */
-char * __init xen_auto_xlated_memory_setup(void)
-{
-	struct xen_memory_map memmap;
-	int i;
-	int rc;
-
-	memmap.nr_entries = ARRAY_SIZE(xen_e820_table.entries);
-	set_xen_guest_handle(memmap.buffer, xen_e820_table.entries);
-
-	rc = HYPERVISOR_memory_op(XENMEM_memory_map, &memmap);
-	if (rc < 0)
-		panic("No memory map (%d)\n", rc);
-
-	xen_e820_table.nr_entries = memmap.nr_entries;
-
-	e820__update_table(&xen_e820_table);
-
-	for (i = 0; i < xen_e820_table.nr_entries; i++)
-		e820__range_add(xen_e820_table.entries[i].addr, xen_e820_table.entries[i].size, xen_e820_table.entries[i].type);
-
-	/* Remove p2m info, it is not needed. */
-	xen_start_info->mfn_list = 0;
-	xen_start_info->first_p2m_pfn = 0;
-	xen_start_info->nr_p2m_frames = 0;
-
-	return "Xen";
-}
-
-/*
  * Set the bit indicating "nosegneg" library variants should be used.
  * We only need to bother in pure 32-bit mode; compat 32-bit processes
  * can have un-truncated segments, so wrapping around is allowed.
diff --git a/arch/x86/xen/xen-ops.h b/arch/x86/xen/xen-ops.h
index e78684597f57..0e60bd918695 100644
--- a/arch/x86/xen/xen-ops.h
+++ b/arch/x86/xen/xen-ops.h
@@ -50,7 +50,6 @@ void __init xen_inv_extra_mem(void);
 void __init xen_remap_memory(void);
 phys_addr_t __init xen_find_free_area(phys_addr_t size);
 char * __init xen_memory_setup(void);
-char * xen_auto_xlated_memory_setup(void);
 void __init xen_arch_setup(void);
 void xen_enable_sysenter(void);
 void xen_enable_syscall(void);
-- 
2.13.7