summaryrefslogtreecommitdiffstats
path: root/kernel/power/swap.c
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/power/swap.c')
-rw-r--r--kernel/power/swap.c82
1 files changed, 55 insertions, 27 deletions
diff --git a/kernel/power/swap.c b/kernel/power/swap.c
index 11e22c068e8..3c9d764eb0d 100644
--- a/kernel/power/swap.c
+++ b/kernel/power/swap.c
@@ -448,9 +448,9 @@ static int save_image(struct swap_map_handle *handle,
struct timeval start;
struct timeval stop;
- printk(KERN_INFO "PM: Saving image data pages (%u pages) ... ",
+ printk(KERN_INFO "PM: Saving image data pages (%u pages)...\n",
nr_to_write);
- m = nr_to_write / 100;
+ m = nr_to_write / 10;
if (!m)
m = 1;
nr_pages = 0;
@@ -464,7 +464,8 @@ static int save_image(struct swap_map_handle *handle,
if (ret)
break;
if (!(nr_pages % m))
- printk(KERN_CONT "\b\b\b\b%3d%%", nr_pages / m);
+ printk(KERN_INFO "PM: Image saving progress: %3d%%\n",
+ nr_pages / m * 10);
nr_pages++;
}
err2 = hib_wait_on_bio_chain(&bio);
@@ -472,9 +473,7 @@ static int save_image(struct swap_map_handle *handle,
if (!ret)
ret = err2;
if (!ret)
- printk(KERN_CONT "\b\b\b\bdone\n");
- else
- printk(KERN_CONT "\n");
+ printk(KERN_INFO "PM: Image saving done.\n");
swsusp_show_speed(&start, &stop, nr_to_write, "Wrote");
return ret;
}
@@ -668,9 +667,9 @@ static int save_image_lzo(struct swap_map_handle *handle,
printk(KERN_INFO
"PM: Using %u thread(s) for compression.\n"
- "PM: Compressing and saving image data (%u pages) ... ",
+ "PM: Compressing and saving image data (%u pages)...\n",
nr_threads, nr_to_write);
- m = nr_to_write / 100;
+ m = nr_to_write / 10;
if (!m)
m = 1;
nr_pages = 0;
@@ -690,8 +689,10 @@ static int save_image_lzo(struct swap_map_handle *handle,
data_of(*snapshot), PAGE_SIZE);
if (!(nr_pages % m))
- printk(KERN_CONT "\b\b\b\b%3d%%",
- nr_pages / m);
+ printk(KERN_INFO
+ "PM: Image saving progress: "
+ "%3d%%\n",
+ nr_pages / m * 10);
nr_pages++;
}
if (!off)
@@ -761,11 +762,8 @@ out_finish:
do_gettimeofday(&stop);
if (!ret)
ret = err2;
- if (!ret) {
- printk(KERN_CONT "\b\b\b\bdone\n");
- } else {
- printk(KERN_CONT "\n");
- }
+ if (!ret)
+ printk(KERN_INFO "PM: Image saving done.\n");
swsusp_show_speed(&start, &stop, nr_to_write, "Wrote");
out_clean:
if (crc) {
@@ -973,9 +971,9 @@ static int load_image(struct swap_map_handle *handle,
int err2;
unsigned nr_pages;
- printk(KERN_INFO "PM: Loading image data pages (%u pages) ... ",
+ printk(KERN_INFO "PM: Loading image data pages (%u pages)...\n",
nr_to_read);
- m = nr_to_read / 100;
+ m = nr_to_read / 10;
if (!m)
m = 1;
nr_pages = 0;
@@ -993,7 +991,8 @@ static int load_image(struct swap_map_handle *handle,
if (ret)
break;
if (!(nr_pages % m))
- printk("\b\b\b\b%3d%%", nr_pages / m);
+ printk(KERN_INFO "PM: Image loading progress: %3d%%\n",
+ nr_pages / m * 10);
nr_pages++;
}
err2 = hib_wait_on_bio_chain(&bio);
@@ -1001,12 +1000,11 @@ static int load_image(struct swap_map_handle *handle,
if (!ret)
ret = err2;
if (!ret) {
- printk("\b\b\b\bdone\n");
+ printk(KERN_INFO "PM: Image loading done.\n");
snapshot_write_finalize(snapshot);
if (!snapshot_image_loaded(snapshot))
ret = -ENODATA;
- } else
- printk("\n");
+ }
swsusp_show_speed(&start, &stop, nr_to_read, "Read");
return ret;
}
@@ -1185,9 +1183,9 @@ static int load_image_lzo(struct swap_map_handle *handle,
printk(KERN_INFO
"PM: Using %u thread(s) for decompression.\n"
- "PM: Loading and decompressing image data (%u pages) ... ",
+ "PM: Loading and decompressing image data (%u pages)...\n",
nr_threads, nr_to_read);
- m = nr_to_read / 100;
+ m = nr_to_read / 10;
if (!m)
m = 1;
nr_pages = 0;
@@ -1319,7 +1317,10 @@ static int load_image_lzo(struct swap_map_handle *handle,
data[thr].unc + off, PAGE_SIZE);
if (!(nr_pages % m))
- printk("\b\b\b\b%3d%%", nr_pages / m);
+ printk(KERN_INFO
+ "PM: Image loading progress: "
+ "%3d%%\n",
+ nr_pages / m * 10);
nr_pages++;
ret = snapshot_write_next(snapshot);
@@ -1344,7 +1345,7 @@ out_finish:
}
do_gettimeofday(&stop);
if (!ret) {
- printk("\b\b\b\bdone\n");
+ printk(KERN_INFO "PM: Image loading done.\n");
snapshot_write_finalize(snapshot);
if (!snapshot_image_loaded(snapshot))
ret = -ENODATA;
@@ -1357,8 +1358,7 @@ out_finish:
}
}
}
- } else
- printk("\n");
+ }
swsusp_show_speed(&start, &stop, nr_to_read, "Read");
out_clean:
for (i = 0; i < ring_size; i++)
@@ -1472,6 +1472,34 @@ void swsusp_close(fmode_t mode)
blkdev_put(hib_resume_bdev, mode);
}
+/**
+ * swsusp_unmark - Unmark swsusp signature in the resume device
+ */
+
+#ifdef CONFIG_SUSPEND
+int swsusp_unmark(void)
+{
+ int error;
+
+ hib_bio_read_page(swsusp_resume_block, swsusp_header, NULL);
+ if (!memcmp(HIBERNATE_SIG,swsusp_header->sig, 10)) {
+ memcpy(swsusp_header->sig,swsusp_header->orig_sig, 10);
+ error = hib_bio_write_page(swsusp_resume_block,
+ swsusp_header, NULL);
+ } else {
+ printk(KERN_ERR "PM: Cannot find swsusp signature!\n");
+ error = -ENODEV;
+ }
+
+ /*
+ * We just returned from suspend, we don't need the image any more.
+ */
+ free_all_swap_pages(root_swap);
+
+ return error;
+}
+#endif
+
static int swsusp_header_init(void)
{
swsusp_header = (struct swsusp_header*) __get_free_page(GFP_KERNEL);