The patch titled page flags: handle PG_uncached like all other flags has been added to the -mm tree. Its filename is page-flags-handle-pg_uncached-like-all-other-flags.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find out what to do about this The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: page flags: handle PG_uncached like all other flags From: Christoph Lameter <clameter@xxxxxxx> Remove the special setup for PG_uncached and simply make it part of the enum. The page flag will only be allocated when the kernel build includes the uncached allocator. Acked-by: Dean Nelson <dcn@xxxxxxx> Cc: Jes Sorensen <jes@xxxxxxxxxxxxxxxxxx> Signed-off-by: Christoph Lameter <clameter@xxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- include/linux/page-flags.h | 19 ++++++++----------- 1 file changed, 8 insertions(+), 11 deletions(-) diff -puN include/linux/page-flags.h~page-flags-handle-pg_uncached-like-all-other-flags include/linux/page-flags.h --- a/include/linux/page-flags.h~page-flags-handle-pg_uncached-like-all-other-flags +++ a/include/linux/page-flags.h @@ -88,16 +88,8 @@ enum pageflags { PG_mappedtodisk, /* Has blocks allocated on-disk */ PG_reclaim, /* To be reclaimed asap */ PG_buddy, /* Page is free, on buddy lists */ - -#if (BITS_PER_LONG > 32) -/* - * 64-bit-only flags build down from bit 31 - * - * 32 bit -------------------------------| FIELDS | FLAGS | - * 64 bit | FIELDS | ?????? FLAGS | - * 63 32 0 - */ - PG_uncached = 31, /* Page has been mapped as uncached */ +#ifdef CONFIG_IA64_UNCACHED_ALLOCATOR + PG_uncached, /* Page has been mapped as uncached */ #endif __NR_PAGEFLAGS }; @@ -194,8 +186,13 @@ static inline int PageSwapCache(struct p } #endif -#if (BITS_PER_LONG > 32) +#ifdef CONFIG_IA64_UNCACHED_ALLOCATOR PAGEFLAG(Uncached, uncached) +#else +static inline int PageUncached(struct page *) +{ + return 0; +} #endif static inline int PageUptodate(struct page *page) _ Patches currently in -mm which might be from clameter@xxxxxxx are origin.patch git-unionfs.patch git-slub.patch remove-set_migrateflags.patch mm-use-zonelists-instead-of-zones-when-direct-reclaiming-pages.patch mm-introduce-node_zonelist-for-accessing-the-zonelist-for-a-gfp-mask.patch mm-remember-what-the-preferred-zone-is-for-zone_statistics.patch mm-use-two-zonelist-that-are-filtered-by-gfp-mask.patch mm-have-zonelist-contains-structs-with-both-a-zone-pointer-and-zone_idx.patch mm-have-zonelist-contains-structs-with-both-a-zone-pointer-and-zone_idx-fix-memcg-ooms.patch mm-have-zonelist-contains-structs-with-both-a-zone-pointer-and-zone_idx-just-return-do_try_to_free_pages.patch mm-have-zonelist-contains-structs-with-both-a-zone-pointer-and-zone_idx-just-return-do_try_to_free_pages-do_try_to_free_pages-gfp_mask-redundant.patch mm-filter-based-on-a-nodemask-as-well-as-a-gfp_mask.patch mm-filter-based-on-a-nodemask-as-well-as-a-gfp_mask-doc-fixes.patch mm-filter-based-on-a-nodemask-as-well-as-a-gfp_mask-make-dequeue_huge_page_vma-obey-mpol_bind-nodemask.patch mm-filter-based-on-a-nodemask-as-well-as-a-gfp_mask-make-dequeue_huge_page_vma-obey-mpol_bind-nodemask-rework.patch mm-filter-based-on-a-nodemask-as-well-as-a-gfp_mask-deporkify.patch mm-move-cache_line_size-to-linux-cacheh.patch mempolicy-convert-mpol-constants-to-enum.patch mempolicy-support-optional-mode-flags.patch mempolicy-support-optional-mode-flags-fix.patch mempolicy-add-mpol_f_static_nodes-flag.patch mempolicy-add-bitmap_onto-and-bitmap_fold-operations.patch mempolicy-add-mpol_f_relative_nodes-flag.patch mempolicy-update-numa-memory-policy-documentation.patch mempolicy-move-rebind-functions.patch mempolicy-create-mempolicy_operations-structure.patch mempolicy-create-mempolicy_operations-structure-fix.patch mempolicy-small-header-file-cleanup.patch mempolicy-disallow-static-or-relative-flags-for-local-preferred-mode.patch mempolicy-fix-parsing-of-tmpfs-mpol-mount-option.patch mm-make-mem_map-allocation-continuous.patch mm-fix-alloc_bootmem_core-to-use-fast-searching-for-all-nodes.patch mm-allocate-section_map-for-sparse_init.patch mm-allocate-section_map-for-sparse_init-update.patch mm-allocate-section_map-for-sparse_init-update-fix.patch mm-offset-align-in-alloc_bootmem.patch mm-make-reserve_bootmem-can-crossed-the-nodes.patch mm-make-early_pfn_to_nid-a-c-function.patch vmalloc-show-vmalloced-areas-via-proc-vmallocinfo.patch vmalloc-show-vmalloced-areas-via-proc-vmallocinfo-checkpatch-fixes.patch vmalloc-show-vmalloced-areas-via-proc-vmallocinfo-fix.patch vmalloc-show-vmalloced-areas-via-proc-vmallocinfo-fix-2.patch vmallocinfo-add-caller-information.patch vmallocinfo-add-caller-information-checkpatch-fixes.patch sparsemem-vmemmap-does-not-need-section-bits.patch kbuild-create-a-way-to-create-preprocessor-constants-from-c-expressions.patch page_mapping-add-ifdef-around-reference-to-swapper_space.patch pageflags-use-an-enum-for-the-flags.patch pageflags-get-rid-of-flags_reserved.patch pageflags-introduce-macros-to-generate-page-flag-functions.patch pageflags-convert-to-the-use-of-new-macros.patch pageflags-use-proper-page-flag-functions-in-xen.patch pageflags-eliminate-pg_xxx-aliases.patch page-flags-handle-pg_uncached-like-all-other-flags.patch mm-remove-unused-max_nodes_shift.patch ipc-add-definitions-of-ushort_max-and-others.patch mm-add-nr_writeback_temp-counter.patch remove-div_long_long_rem.patch slab-add-a-flag-to-prevent-debug_free-checks-on-a-kmem_cache.patch reiser4.patch reiser4-portion-of-zero_user-cleanup-patch.patch page-owner-tracking-leak-detector.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html