The patch titled
Subject: mm: remove __paginginit
has been added to the -mm tree. Its filename is
mm-remove-__paginginit.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-remove-__paginginit.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-remove-__paginginit.patch
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*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***
The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Pavel Tatashin <pasha.tatashin@xxxxxxxxxx>
Subject: mm: remove __paginginit
__paginginit is the same thing as __meminit except for platforms without
sparsemem, there it is defined as __init.
Remove __paginginit and use __meminit. Use __ref in one single function
that merges __meminit and __init sections: setup_usemap().
Link: http://lkml.kernel.org/r/20180801122348.21588-4-osalvador@xxxxxxxxxxxxxxxxxx
Signed-off-by: Pavel Tatashin <pasha.tatashin@xxxxxxxxxx>
Signed-off-by: Oscar Salvador <osalvador@xxxxxxx>
Reviewed-by: Oscar Salvador <osalvador@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/internal.h | 12 ------------
mm/page_alloc.c | 19 ++++++++++---------
2 files changed, 10 insertions(+), 21 deletions(-)
--- a/mm/internal.h~mm-remove-__paginginit
+++ a/mm/internal.h
@@ -389,18 +389,6 @@ static inline struct page *mem_map_next(
return iter + 1;
}
-/*
- * FLATMEM and DISCONTIGMEM configurations use alloc_bootmem_node,
- * so all functions starting at paging_init should be marked __init
- * in those cases. SPARSEMEM, however, allows for memory hotplug,
- * and alloc_bootmem_node is not used.
- */
-#ifdef CONFIG_SPARSEMEM
-#define __paginginit __meminit
-#else
-#define __paginginit __init
-#endif
-
/* Memory initialisation debug and verification */
enum mminit_level {
MMINIT_WARNING,
--- a/mm/page_alloc.c~mm-remove-__paginginit
+++ a/mm/page_alloc.c
@@ -6122,7 +6122,7 @@ static unsigned long __init usemap_size(
return usemapsize / 8;
}
-static void __init setup_usemap(struct pglist_data *pgdat,
+static void __ref setup_usemap(struct pglist_data *pgdat,
struct zone *zone,
unsigned long zone_start_pfn,
unsigned long zonesize)
@@ -6142,7 +6142,7 @@ static inline void setup_usemap(struct p
#ifdef CONFIG_HUGETLB_PAGE_SIZE_VARIABLE
/* Initialise the number of pages represented by NR_PAGEBLOCK_BITS */
-void __paginginit set_pageblock_order(void)
+void __meminit set_pageblock_order(void)
{
unsigned int order;
@@ -6170,14 +6170,14 @@ void __paginginit set_pageblock_order(vo
* include/linux/pageblock-flags.h for the values of pageblock_order based on
* the kernel config
*/
-void __paginginit set_pageblock_order(void)
+void __meminit set_pageblock_order(void)
{
}
#endif /* CONFIG_HUGETLB_PAGE_SIZE_VARIABLE */
-static unsigned long __paginginit calc_memmap_size(unsigned long spanned_pages,
- unsigned long present_pages)
+static unsigned long __meminit calc_memmap_size(unsigned long spanned_pages,
+ unsigned long present_pages)
{
unsigned long pages = spanned_pages;
@@ -6235,7 +6235,7 @@ static void pgdat_init_kcompactd(struct
*
* NOTE: pgdat should get zeroed by caller.
*/
-static void __paginginit free_area_init_core(struct pglist_data *pgdat)
+static void __meminit free_area_init_core(struct pglist_data *pgdat)
{
enum zone_type j;
int nid = pgdat->node_id;
@@ -6366,8 +6366,9 @@ static void __ref alloc_node_mem_map(str
static void __ref alloc_node_mem_map(struct pglist_data *pgdat) { }
#endif /* CONFIG_FLAT_NODE_MEM_MAP */
-void __paginginit free_area_init_node(int nid, unsigned long *zones_size,
- unsigned long node_start_pfn, unsigned long *zholes_size)
+void __meminit free_area_init_node(int nid, unsigned long *zones_size,
+ unsigned long node_start_pfn,
+ unsigned long *zholes_size)
{
pg_data_t *pgdat = NODE_DATA(nid);
unsigned long start_pfn = 0;
@@ -6412,7 +6413,7 @@ void __paginginit free_area_init_node(in
* may be accessed (for example page_to_pfn() on some configuration accesses
* flags). We must explicitly zero those struct pages.
*/
-void __paginginit zero_resv_unavail(void)
+void __meminit zero_resv_unavail(void)
{
phys_addr_t start, end;
unsigned long pfn;
_
Patches currently in -mm which might be from pasha.tatashin@xxxxxxxxxx are
mm-skip-invalid-pages-block-at-a-time-in-zero_resv_unresv.patch
mm-sparse-abstract-sparse-buffer-allocations.patch
mm-sparse-use-the-new-sparse-buffer-functions-in-non-vmemmap.patch
mm-sparse-move-buffer-init-fini-to-the-common-place.patch
mm-sparse-add-new-sparse_init_nid-and-sparse_init.patch
mm-sparse-delete-old-sprase_init-and-enable-new-one.patch
mm-sparse-delete-old-sparse_init-and-enable-new-one-v6.patch
mm-make-memmap_init-a-proper-function.patch
mm-calculate-deferred-pages-after-skipping-mirrored-memory.patch
mm-calculate-deferred-pages-after-skipping-mirrored-memory-v2.patch
mm-move-mirrored-memory-specific-code-outside-of-memmap_init_zone.patch
mm-move-mirrored-memory-specific-code-outside-of-memmap_init_zone-v2.patch
mm-access-zone-node-via-zone_to_nid-and-zone_set_nid.patch
mm-remove-__paginginit.patch
--
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