From 0ed5fd138539940a493dc69359cb2f49de70ad89 Mon Sep 17 00:00:00 2001 From: Jiang Liu Date: Wed, 3 Jul 2013 15:03:43 -0700 Subject: [PATCH] mm: use totalram_pages instead of num_physpages at runtime The global variable num_physpages is scheduled to be removed, so use totalram_pages instead of num_physpages at runtime. Signed-off-by: Jiang Liu Cc: Miklos Szeredi Cc: "David S. Miller" Cc: Alexey Kuznetsov Cc: James Morris Cc: Hideaki YOSHIFUJI Cc: Patrick McHardy Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/fuse/inode.c | 2 +- kernel/power/snapshot.c | 4 ++-- net/ipv4/inet_fragment.c | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-) diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c index 9a0cdde14a08..0b578598c6ac 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -785,7 +785,7 @@ static const struct super_operations fuse_super_operations = { static void sanitize_global_limit(unsigned *limit) { if (*limit == 0) - *limit = ((num_physpages << PAGE_SHIFT) >> 13) / + *limit = ((totalram_pages << PAGE_SHIFT) >> 13) / sizeof(struct fuse_req); if (*limit >= 1 << 16) diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c index 0de28576807d..8b5d1cd933f4 100644 --- a/kernel/power/snapshot.c +++ b/kernel/power/snapshot.c @@ -1651,7 +1651,7 @@ unsigned long snapshot_get_image_size(void) static int init_header(struct swsusp_info *info) { memset(info, 0, sizeof(struct swsusp_info)); - info->num_physpages = num_physpages; + info->num_physpages = get_num_physpages(); info->image_pages = nr_copy_pages; info->pages = snapshot_get_image_size(); info->size = info->pages; @@ -1795,7 +1795,7 @@ static int check_header(struct swsusp_info *info) char *reason; reason = check_image_kernel(info); - if (!reason && info->num_physpages != num_physpages) + if (!reason && info->num_physpages != get_num_physpages()) reason = "memory size"; if (reason) { printk(KERN_ERR "PM: Image mismatch: %s\n", reason); diff --git a/net/ipv4/inet_fragment.c b/net/ipv4/inet_fragment.c index 7e06641e36ae..cec539458307 100644 --- a/net/ipv4/inet_fragment.c +++ b/net/ipv4/inet_fragment.c @@ -93,7 +93,7 @@ void inet_frags_init(struct inet_frags *f) } rwlock_init(&f->lock); - f->rnd = (u32) ((num_physpages ^ (num_physpages>>7)) ^ + f->rnd = (u32) ((totalram_pages ^ (totalram_pages >> 7)) ^ (jiffies ^ (jiffies >> 6))); setup_timer(&f->secret_timer, inet_frag_secret_rebuild, -- 2.20.1