linux-kernel - [PATCH RFCv2 4/4] mm/memory_hotplug: Drop MEMORY_TYPE

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Message-Id: <20181130175922.10425-5-david@redhat.com>
Date:   Fri, 30 Nov 2018 18:59:22 +0100
From:   David Hildenbrand <david@...hat.com>
To:     linux-mm@...ck.org
Cc:     linux-kernel@...r.kernel.org, linux-ia64@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org, linux-s390@...r.kernel.org,
        linux-sh@...r.kernel.org, linux-acpi@...r.kernel.org,
        devel@...uxdriverproject.org, xen-devel@...ts.xenproject.org,
        x86@...nel.org, David Hildenbrand <david@...hat.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Ingo Molnar <mingo@...nel.org>,
        Pavel Tatashin <pasha.tatashin@...cle.com>,
        Stephen Rothwell <sfr@...b.auug.org.au>,
        Andrew Banman <andrew.banman@....com>,
        "mike.travis@....com" <mike.travis@....com>,
        Oscar Salvador <osalvador@...e.com>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Michal Hocko <mhocko@...nel.org>,
        Michal Suchánek <msuchanek@...e.de>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Dan Williams <dan.j.williams@...el.com>,
        Pavel Tatashin <pavel.tatashin@...rosoft.com>
Subject: [PATCH RFCv2 4/4] mm/memory_hotplug: Drop MEMORY_TYPE_UNSPECIFIED

We now have proper types for all users, we can drop this one.

Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: "Rafael J. Wysocki" <rafael@...nel.org>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Pavel Tatashin <pasha.tatashin@...cle.com>
Cc: Stephen Rothwell <sfr@...b.auug.org.au>
Cc: Andrew Banman <andrew.banman@....com>
Cc: "mike.travis@....com" <mike.travis@....com>
Cc: Oscar Salvador <osalvador@...e.com>
Cc: Dave Hansen <dave.hansen@...ux.intel.com>
Cc: Michal Hocko <mhocko@...nel.org>
Cc: Michal Suchánek <msuchanek@...e.de>
Cc: Vitaly Kuznetsov <vkuznets@...hat.com>
Cc: Dan Williams <dan.j.williams@...el.com>
Cc: Pavel Tatashin <pavel.tatashin@...rosoft.com>
Signed-off-by: David Hildenbrand <david@...hat.com>
---
 drivers/base/memory.c  | 3 ---
 include/linux/memory.h | 5 -----
 2 files changed, 8 deletions(-)

diff --git a/drivers/base/memory.c b/drivers/base/memory.c
index c5fdca7a3009..a6e524f0ea38 100644
--- a/drivers/base/memory.c
+++ b/drivers/base/memory.c
@@ -388,9 +388,6 @@ static ssize_t type_show(struct device *dev, struct device_attribute *attr,
 	ssize_t len = 0;
 
 	switch (mem->type) {
-	case MEMORY_BLOCK_UNSPECIFIED:
-		len = sprintf(buf, "unspecified\n");
-		break;
 	case MEMORY_BLOCK_BOOT:
 		len = sprintf(buf, "boot\n");
 		break;
diff --git a/include/linux/memory.h b/include/linux/memory.h
index a3a1e9764805..11679622f743 100644
--- a/include/linux/memory.h
+++ b/include/linux/memory.h
@@ -50,10 +50,6 @@ int set_memory_block_size_order(unsigned int order);
  *  No memory block is to be created (e.g. device memory). Not exposed to
  *  user space.
  *
- * MEMORY_BLOCK_UNSPECIFIED:
- *  The type of memory block was not further specified when adding the
- *  memory block.
- *
  * MEMORY_BLOCK_BOOT:
  *  This memory block was added during boot by the basic system. No
  *  specific device driver takes care of this memory block. This memory
@@ -103,7 +99,6 @@ int set_memory_block_size_order(unsigned int order);
  */
 enum {
 	MEMORY_BLOCK_NONE = 0,
-	MEMORY_BLOCK_UNSPECIFIED,
 	MEMORY_BLOCK_BOOT,
 	MEMORY_BLOCK_DIMM,
 	MEMORY_BLOCK_DIMM_UNREMOVABLE,
-- 
2.17.2