[v1] drivers/base/memory.c: Fixup documentation of removable/phys_index/block_size_bytes
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Message ID 20190806080826.5963-1-david@redhat.com
State In Next
Commit 80258c448d8eb76c8f479a76edfb65b63b8f34e3
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  • [v1] drivers/base/memory.c: Fixup documentation of removable/phys_index/block_size_bytes
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Commit Message

David Hildenbrand Aug. 6, 2019, 8:08 a.m. UTC
Let's rephrase to memory block terminology and add some further
clarifications.

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: "Rafael J. Wysocki" <rafael@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Oscar Salvador <osalvador@suse.de>
Signed-off-by: David Hildenbrand <david@redhat.com>
---
 drivers/base/memory.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

Patch
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diff --git a/drivers/base/memory.c b/drivers/base/memory.c
index cb80f2bdd7de..790b3bcd63a6 100644
--- a/drivers/base/memory.c
+++ b/drivers/base/memory.c
@@ -116,10 +116,8 @@  static unsigned long get_memory_block_size(void)
 }
 
 /*
- * use this as the physical section index that this memsection
- * uses.
+ * Show the first physical section index (number) of this memory block.
  */
-
 static ssize_t phys_index_show(struct device *dev,
 			       struct device_attribute *attr, char *buf)
 {
@@ -131,7 +129,10 @@  static ssize_t phys_index_show(struct device *dev,
 }
 
 /*
- * Show whether the section of memory is likely to be hot-removable
+ * Show whether the memory block is likely to be offlineable (or is already
+ * offline). Once offline, the memory block could be removed. The return
+ * value does, however, not indicate that there is a way to remove the
+ * memory block.
  */
 static ssize_t removable_show(struct device *dev, struct device_attribute *attr,
 			      char *buf)
@@ -455,7 +456,7 @@  static DEVICE_ATTR_RO(phys_device);
 static DEVICE_ATTR_RO(removable);
 
 /*
- * Block size attribute stuff
+ * Show the memory block size (shared by all memory blocks).
  */
 static ssize_t block_size_bytes_show(struct device *dev,
 				     struct device_attribute *attr, char *buf)