[PATCH 21/24] sys_swapon: remove nr_good_pages variable
From: Cesar Eduardo Barros <hidden>
Date: 2011-02-12 18:49:49
Subsystem:
memory management, memory management - swap, the rest · Maintainers:
Andrew Morton, Chris Li, Kairui Song, Linus Torvalds
It still exists within setup_swap_map_and_extents(), but after it nr_good_pages == p->pages. Signed-off-by: Cesar Eduardo Barros <redacted> --- mm/swapfile.c | 8 +++----- 1 files changed, 3 insertions(+), 5 deletions(-)
diff --git a/mm/swapfile.c b/mm/swapfile.c
index d2404ca..5ec7183 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c@@ -2039,7 +2039,6 @@ SYSCALL_DEFINE2(swapon, const char __user *, specialfile, int, swap_flags) int i, prev; int error; union swap_header *swap_header; - unsigned int nr_good_pages; int nr_extents; sector_t span; unsigned long maxpages;
@@ -2123,7 +2122,6 @@ SYSCALL_DEFINE2(swapon, const char __user *, specialfile, int, swap_flags) error = nr_extents; goto bad_swap; } - nr_good_pages = p->pages; if (p->bdev) { if (blk_queue_nonrot(bdev_get_queue(p->bdev))) {
@@ -2143,12 +2141,12 @@ SYSCALL_DEFINE2(swapon, const char __user *, specialfile, int, swap_flags) p->prio = --least_priority; p->swap_map = swap_map; p->flags |= SWP_WRITEOK; - nr_swap_pages += nr_good_pages; - total_swap_pages += nr_good_pages; + nr_swap_pages += p->pages; + total_swap_pages += p->pages; printk(KERN_INFO "Adding %uk swap on %s. " "Priority:%d extents:%d across:%lluk %s%s\n", - nr_good_pages<<(PAGE_SHIFT-10), name, p->prio, + p->pages<<(PAGE_SHIFT-10), name, p->prio, nr_extents, (unsigned long long)span<<(PAGE_SHIFT-10), (p->flags & SWP_SOLIDSTATE) ? "SS" : "", (p->flags & SWP_DISCARDABLE) ? "D" : "");
--
1.7.4
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