Re: [PATCH 04/11] docs/mm: bootmem: add kernel-doc description of 'struct bootmem_data'
From: Randy Dunlap <hidden>
Date: 2018-06-18 17:25:31
Also in:
linux-mm, lkml
On 06/18/2018 09:59 AM, Mike Rapoport wrote:
quoted hunk ↗ jump to hunk
Signed-off-by: Mike Rapoport <redacted> --- include/linux/bootmem.h | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-)diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h index 7942a96..1526ba1 100644 --- a/include/linux/bootmem.h +++ b/include/linux/bootmem.h@@ -27,9 +27,20 @@ extern unsigned long max_pfn; extern unsigned long long max_possible_pfn; #ifndef CONFIG_NO_BOOTMEM -/* - * node_bootmem_map is a map pointer - the bits represent all physical - * memory pages (including holes) on the node. +/** + * struct bootmem_data - per-node information used by the bootmem allocator + * @node_min_pfn: the starting physical address of the node's memory + * @node_low_pfn: the end physical address of the directly addressable memory + * @node_bootmem_map: is a bitmap pointer - the bits represent all physical + * memory pages (including holes) on the node. + * @last_end_off: the offset within the page of the end of the last allocation; + * if 0, the page used is full + * @hint_idx: the the PFN of the page used with the last allocation;
drop one "the" above.
+ * together with using this with the @last_end_offset field,
+ * a test can be made to see if allocations can be merged
+ * with the page used for the last allocation rather than
+ * using up a full new page.
+ * @list: list entry in the linked list ordered by the memory addresses
*/
typedef struct bootmem_data {
unsigned long node_min_pfn;-- ~Randy -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html