diff options
author | Pingfan Liu <kernelfans@gmail.com> | 2020-04-01 21:09:27 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-04-02 09:35:30 -0700 |
commit | e03d1f78341e8a16f6cb5be5dfcd37ddc31a6839 (patch) | |
tree | 48b85c98012eff851c321c1b251ee2dcf3cd310f /include | |
parent | 4627d76dcf0482c56e925a3477948df136255f0c (diff) | |
download | linux-e03d1f78341e8a16f6cb5be5dfcd37ddc31a6839.tar.bz2 |
mm/sparse: rename pfn_present() to pfn_in_present_section()
After introducing mem sub section concept, pfn_present() loses its literal
meaning, and will not be necessary a truth on partial populated mem
section.
Since all of the callers use it to judge an absent section, it is better
to rename pfn_present() as pfn_in_present_section().
Signed-off-by: Pingfan Liu <kernelfans@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Acked-by: Michael Ellerman <mpe@ellerman.id.au> [powerpc]
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: "Rafael J. Wysocki" <rafael@kernel.org>
Cc: Leonardo Bras <leonardo@linux.ibm.com>
Cc: Nathan Fontenot <nfont@linux.vnet.ibm.com>
Cc: Nathan Lynch <nathanl@linux.ibm.com>
Link: http://lkml.kernel.org/r/1581919110-29575-1-git-send-email-kernelfans@gmail.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/mmzone.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 4bca42eeb439..e84d448988b6 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -1374,7 +1374,7 @@ static inline int pfn_valid(unsigned long pfn) } #endif -static inline int pfn_present(unsigned long pfn) +static inline int pfn_in_present_section(unsigned long pfn) { if (pfn_to_section_nr(pfn) >= NR_MEM_SECTIONS) return 0; @@ -1411,7 +1411,7 @@ void sparse_init(void); #else #define sparse_init() do {} while (0) #define sparse_index_init(_sec, _nid) do {} while (0) -#define pfn_present pfn_valid +#define pfn_in_present_section pfn_valid #define subsection_map_init(_pfn, _nr_pages) do {} while (0) #endif /* CONFIG_SPARSEMEM */ |