xiaomi-sm8450/android_kernel_xiaomi_sm8450
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Merge branch 'master' into for-next

Browse Source 
Conflicts:
	MAINTAINERS
	arch/arm/mach-omap2/pm24xx.c
	drivers/scsi/bfa/bfa_fcpim.c

Needed to update to apply fixes for which the old branch was too
outdated.
This commit is contained in:
Jiri Kosina
2010-12-22 18:57:02 +01:00
parent c0d8768af2 90a8a73c06
commit 4b7bd36470
2029 changed files with 37948 additions and 20457 deletions
Download Patch File Download Diff File Expand all files Collapse all files

55
kernel/power/swap.c
View File

@@ -6,6 +6,7 @@
*
* Copyright (C) 1998,2001-2005 Pavel Machek <pavel@ucw.cz>
* Copyright (C) 2006 Rafael J. Wysocki <rjw@sisk.pl>
* Copyright (C) 2010 Bojan Smojver <bojan@rexursive.com>
*
* This file is released under the GPLv2.
*
@@ -29,7 +30,7 @@
#include "power.h"
#define HIBERNATE_SIG "LINHIB0001"
#define HIBERNATE_SIG "S1SUSPEND"
/*
* The swap map is a data structure used for keeping track of each page
@@ -753,30 +754,43 @@ static int load_image_lzo(struct swap_map_handle *handle,
{
unsigned int m;
int error = 0;
struct bio *bio;
struct timeval start;
struct timeval stop;
unsigned nr_pages;
size_t off, unc_len, cmp_len;
unsigned char *unc, *cmp, *page;
size_t i, off, unc_len, cmp_len;
unsigned char *unc, *cmp, *page[LZO_CMP_PAGES];
page = (void *)__get_free_page(__GFP_WAIT | __GFP_HIGH);
if (!page) {
printk(KERN_ERR "PM: Failed to allocate LZO page\n");
return -ENOMEM;
for (i = 0; i < LZO_CMP_PAGES; i++) {
page[i] = (void *)__get_free_page(__GFP_WAIT | __GFP_HIGH);
if (!page[i]) {
printk(KERN_ERR "PM: Failed to allocate LZO page\n");
while (i)
free_page((unsigned long)page[--i]);
return -ENOMEM;
}
}
unc = vmalloc(LZO_UNC_SIZE);
if (!unc) {
printk(KERN_ERR "PM: Failed to allocate LZO uncompressed\n");
free_page((unsigned long)page);
for (i = 0; i < LZO_CMP_PAGES; i++)
free_page((unsigned long)page[i]);
return -ENOMEM;
}
cmp = vmalloc(LZO_CMP_SIZE);
if (!cmp) {
printk(KERN_ERR "PM: Failed to allocate LZO compressed\n");
vfree(unc);
free_page((unsigned long)page);
for (i = 0; i < LZO_CMP_PAGES; i++)
free_page((unsigned long)page[i]);
return -ENOMEM;
}
@@ -787,6 +801,7 @@ static int load_image_lzo(struct swap_map_handle *handle,
if (!m)
m = 1;
nr_pages = 0;
bio = NULL;
do_gettimeofday(&start);
error = snapshot_write_next(snapshot);
@@ -794,11 +809,11 @@ static int load_image_lzo(struct swap_map_handle *handle,
goto out_finish;
for (;;) {
error = swap_read_page(handle, page, NULL); /* sync */
error = swap_read_page(handle, page[0], NULL); /* sync */
if (error)
break;
cmp_len = *(size_t *)page;
cmp_len = *(size_t *)page[0];
if (unlikely(!cmp_len ||
cmp_len > lzo1x_worst_compress(LZO_UNC_SIZE))) {
printk(KERN_ERR "PM: Invalid LZO compressed length\n");
@@ -806,13 +821,20 @@ static int load_image_lzo(struct swap_map_handle *handle,
break;
}
memcpy(cmp, page, PAGE_SIZE);
for (off = PAGE_SIZE; off < LZO_HEADER + cmp_len; off += PAGE_SIZE) {
error = swap_read_page(handle, page, NULL); /* sync */
for (off = PAGE_SIZE, i = 1;
off < LZO_HEADER + cmp_len; off += PAGE_SIZE, i++) {
error = swap_read_page(handle, page[i], &bio);
if (error)
goto out_finish;
}
memcpy(cmp + off, page, PAGE_SIZE);
error = hib_wait_on_bio_chain(&bio); /* need all data now */
if (error)
goto out_finish;
for (off = 0, i = 0;
off < LZO_HEADER + cmp_len; off += PAGE_SIZE, i++) {
memcpy(cmp + off, page[i], PAGE_SIZE);
}
unc_len = LZO_UNC_SIZE;
@@ -857,7 +879,8 @@ out_finish:
vfree(cmp);
vfree(unc);
free_page((unsigned long)page);
for (i = 0; i < LZO_CMP_PAGES; i++)
free_page((unsigned long)page[i]);
return error;
}