[PATCH] Additions to .data.read_mostly section
Mark variables which are usually accessed for reads with __readmostly. Signed-off-by: Alok N Kataria <alokk@calsoftinc.com> Signed-off-by: Shai Fultheim <shai@scalex86.org> Signed-off-by: Ravikiran Thirumalai <kiran@scalex86.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Linus Torvalds

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@@ -47,8 +47,8 @@ EXPORT_SYMBOL(node_online_map);
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nodemask_t node_possible_map __read_mostly = NODE_MASK_ALL;
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EXPORT_SYMBOL(node_possible_map);
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struct pglist_data *pgdat_list __read_mostly;
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unsigned long totalram_pages;
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unsigned long totalhigh_pages;
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unsigned long totalram_pages __read_mostly;
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unsigned long totalhigh_pages __read_mostly;
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long nr_swap_pages;
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/*
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@@ -180,7 +180,7 @@ static struct inode_operations shmem_inode_operations;
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static struct inode_operations shmem_dir_inode_operations;
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static struct vm_operations_struct shmem_vm_ops;
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static struct backing_dev_info shmem_backing_dev_info = {
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static struct backing_dev_info shmem_backing_dev_info __read_mostly = {
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.ra_pages = 0, /* No readahead */
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.capabilities = BDI_CAP_NO_ACCT_DIRTY | BDI_CAP_NO_WRITEBACK,
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.unplug_io_fn = default_unplug_io_fn,
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