Subject: [folded-merged] mm-remove-compressed-copy-from-zram-in-memory-fix.patch removed from -mm tree
To: akpm@xxxxxxxxxxxxxxxxxxxx,dan.magenheimer@xxxxxxxxxx,hughd@xxxxxxxxxx,konrad@xxxxxxxxxx,minchan@xxxxxxxxxx,ngupta@xxxxxxxxxx,shli@xxxxxxxxxx,sjenning@xxxxxxxxxxxxxxxxxx,mm-commits@xxxxxxxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Wed, 03 Jul 2013 14:24:31 -0700
The patch titled
Subject: mm-remove-compressed-copy-from-zram-in-memory-fix
has been removed from the -mm tree. Its filename was
mm-remove-compressed-copy-from-zram-in-memory-fix.patch
This patch was dropped because it was folded into mm-remove-compressed-copy-from-zram-in-memory.patch
------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: mm-remove-compressed-copy-from-zram-in-memory-fix
tweak comment text
Cc: Dan Magenheimer <dan.magenheimer@xxxxxxxxxx>
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Cc: Konrad Rzeszutek Wilk <konrad@xxxxxxxxxx>
Cc: Minchan Kim <minchan@xxxxxxxxxx>
Cc: Nitin Gupta <ngupta@xxxxxxxxxx>
Cc: Seth Jennings <sjenning@xxxxxxxxxxxxxxxxxx>
Cc: Shaohua Li <shli@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/page_io.c | 24 ++++++++++++------------
1 file changed, 12 insertions(+), 12 deletions(-)
diff -puN mm/page_io.c~mm-remove-compressed-copy-from-zram-in-memory-fix mm/page_io.c
--- a/mm/page_io.c~mm-remove-compressed-copy-from-zram-in-memory-fix
+++ a/mm/page_io.c
@@ -88,20 +88,20 @@ void end_swap_bio_read(struct bio *bio,
sis = page_swap_info(page);
if (sis->flags & SWP_BLKDEV) {
/*
- * Swap subsystem does lazy swap slot free with
- * expecting the page would be swapped out again
- * so we can avoid unnecessary write if the page
- * isn't redirty.
- * It's good for real swap storage because we can
+ * The swap subsystem performs lazy swap slot freeing,
+ * expecting that the page will be swapped out again.
+ * So we can avoid an unnecessary write if the page
+ * isn't redirtied.
+ * This is good for real swap storage because we can
* reduce unnecessary I/O and enhance wear-leveling
- * if you use SSD as swap device.
- * But if you use in-memory swap device(ex, zram),
- * it causes duplicated copy between uncompressed
+ * if an SSD is used as the as swap device.
+ * But if in-memory swap device (eg zram) is used,
+ * this causes a duplicated copy between uncompressed
* data in VM-owned memory and compressed data in
- * zram-owned memory. So let's free zram-owned memory
- * and make the VM-owned decompressed page *dirty*
- * so the page should be swap out somewhere again if
- * we want to reclaim it, again.
+ * zram-owned memory. So let's free zram-owned memory
+ * and make the VM-owned decompressed page *dirty*,
+ * so the page should be swapped out somewhere again if
+ * we again wish to reclaim it.
*/
struct gendisk *disk = sis->bdev->bd_disk;
if (disk->fops->swap_slot_free_notify) {
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
origin.patch
include-linux-smph-on_each_cpu-switch-back-to-a-macro.patch
sound-soc-codecs-si476xc-dont-use-0bnnn.patch
ocfs2-xattr-remove-useless-free-space-checking.patch
ocfs2-rework-transaction-rollback-in-ocfs2_relink_block_group-fix.patch
ocfs2-fix-readonly-issue-in-ocfs2_unlink.patch
ocfs2-adjust-switch_case-syntax-at-o2net_state_change.patch
clear_refs-sanitize-accepted-commands-declaration.patch
mm-remove-compressed-copy-from-zram-in-memory.patch
mm-remove-compressed-copy-from-zram-in-memory-fix-2-fix.patch
memory_hotplug-use-pgdat_resize_lock-in-__offline_pages-fix.patch
include-linux-mmh-add-page_aligned-helper.patch
vmcore-allocate-buffer-for-elf-headers-on-page-size-alignment-fix.patch
vmalloc-introduce-remap_vmalloc_range_partial-fix.patch
vmcore-allocate-elf-note-segment-in-the-2nd-kernel-vmalloc-memory-fix.patch
vmcore-allow-user-process-to-remap-elf-note-segment-buffer-fix.patch
vmcore-support-mmap-on-proc-vmcore-fix.patch
mm-remove-lru-parameter-from-__lru_cache_add-and-lru_cache_add_lru.patch
mm-tune-vm_committed_as-percpu_counter-batching-size-fix.patch
swap-discard-while-swapping-only-if-swap_flag_discard_pages-fix.patch
mm-use-a-dedicated-lock-to-protect-totalram_pages-and-zone-managed_pages-fix.patch
mm-correctly-update-zone-managed_pages-fix.patch
mm-correctly-update-zone-managed_pages-fix-fix-fix.patch
clean-up-scary-strncpydst-src-strlensrc-uses-fix.patch
dump_stack-serialize-the-output-from-dump_stack-fix.patch
checkpatch-warn-when-using-gccs-binary-constant-extension.patch
rtc-add-nxp-pcf2127-support-i2c-fix.patch
ptrace-add-ability-to-get-set-signal-blocked-mask-fix.patch
dev-oldmem-remove-the-interface-fix.patch
idr-print-a-stack-dump-after-ida_remove-warning-fix.patch
documentation-accounting-getdelaysc-avoid-strncpy-in-accounting-tool-fix.patch
drivers-w1-slaves-w1_ds2408c-add-magic-sequence-to-disable-p0-test-mode-fix.patch
tools-testing-selftests-dont-assume-the-x-bit-is-set-on-scripts.patch
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