xiaomi-sm8450/android_kernel_xiaomi_sm8450
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Merge branch 'ovl-fixes' into for-linus

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This commit is contained in:
Al Viro
2016-05-11 00:00:29 -04:00
parent 99d825822e 38b78a5f18
commit e4d35be584
1573 changed files with 17108 additions and 10194 deletions
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32
fs/splice.c
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@@ -88,7 +88,7 @@ out_unlock:
static void page_cache_pipe_buf_release(struct pipe_inode_info *pipe,
struct pipe_buffer *buf)
{
page_cache_release(buf->page);
put_page(buf->page);
buf->flags &= ~PIPE_BUF_FLAG_LRU;
}
@@ -268,7 +268,7 @@ EXPORT_SYMBOL_GPL(splice_to_pipe);
void spd_release_page(struct splice_pipe_desc *spd, unsigned int i)
{
page_cache_release(spd->pages[i]);
put_page(spd->pages[i]);
}
/*
@@ -328,9 +328,9 @@ __generic_file_splice_read(struct file *in, loff_t *ppos,
if (splice_grow_spd(pipe, &spd))
return -ENOMEM;
index = *ppos >> PAGE_CACHE_SHIFT;
loff = *ppos & ~PAGE_CACHE_MASK;
req_pages = (len + loff + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT;
index = *ppos >> PAGE_SHIFT;
loff = *ppos & ~PAGE_MASK;
req_pages = (len + loff + PAGE_SIZE - 1) >> PAGE_SHIFT;
nr_pages = min(req_pages, spd.nr_pages_max);
/*
@@ -365,7 +365,7 @@ __generic_file_splice_read(struct file *in, loff_t *ppos,
error = add_to_page_cache_lru(page, mapping, index,
mapping_gfp_constraint(mapping, GFP_KERNEL));
if (unlikely(error)) {
page_cache_release(page);
put_page(page);
if (error == -EEXIST)
continue;
break;
@@ -385,7 +385,7 @@ __generic_file_splice_read(struct file *in, loff_t *ppos,
* Now loop over the map and see if we need to start IO on any
* pages, fill in the partial map, etc.
*/
index = *ppos >> PAGE_CACHE_SHIFT;
index = *ppos >> PAGE_SHIFT;
nr_pages = spd.nr_pages;
spd.nr_pages = 0;
for (page_nr = 0; page_nr < nr_pages; page_nr++) {
@@ -397,7 +397,7 @@ __generic_file_splice_read(struct file *in, loff_t *ppos,
/*
* this_len is the max we'll use from this page
*/
this_len = min_t(unsigned long, len, PAGE_CACHE_SIZE - loff);
this_len = min_t(unsigned long, len, PAGE_SIZE - loff);
page = spd.pages[page_nr];
if (PageReadahead(page))
@@ -426,7 +426,7 @@ retry_lookup:
error = -ENOMEM;
break;
}
page_cache_release(spd.pages[page_nr]);
put_page(spd.pages[page_nr]);
spd.pages[page_nr] = page;
}
/*
@@ -456,7 +456,7 @@ fill_it:
* i_size must be checked after PageUptodate.
*/
isize = i_size_read(mapping->host);
end_index = (isize - 1) >> PAGE_CACHE_SHIFT;
end_index = (isize - 1) >> PAGE_SHIFT;
if (unlikely(!isize || index > end_index))
break;
@@ -470,7 +470,7 @@ fill_it:
/*
* max good bytes in this page
*/
plen = ((isize - 1) & ~PAGE_CACHE_MASK) + 1;
plen = ((isize - 1) & ~PAGE_MASK) + 1;
if (plen <= loff)
break;
@@ -494,8 +494,8 @@ fill_it:
* we got, 'nr_pages' is how many pages are in the map.
*/
while (page_nr < nr_pages)
page_cache_release(spd.pages[page_nr++]);
in->f_ra.prev_pos = (loff_t)index << PAGE_CACHE_SHIFT;
put_page(spd.pages[page_nr++]);
in->f_ra.prev_pos = (loff_t)index << PAGE_SHIFT;
if (spd.nr_pages)
error = splice_to_pipe(pipe, &spd);
@@ -636,8 +636,8 @@ ssize_t default_file_splice_read(struct file *in, loff_t *ppos,
goto shrink_ret;
}
offset = *ppos & ~PAGE_CACHE_MASK;
nr_pages = (len + offset + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT;
offset = *ppos & ~PAGE_MASK;
nr_pages = (len + offset + PAGE_SIZE - 1) >> PAGE_SHIFT;
for (i = 0; i < nr_pages && i < spd.nr_pages_max && len; i++) {
struct page *page;
@@ -647,7 +647,7 @@ ssize_t default_file_splice_read(struct file *in, loff_t *ppos,
if (!page)
goto err;
this_len = min_t(size_t, len, PAGE_CACHE_SIZE - offset);
this_len = min_t(size_t, len, PAGE_SIZE - offset);
vec[i].iov_base = (void __user *) page_address(page);
vec[i].iov_len = this_len;
spd.pages[i] = page;