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Merge tag 'upstream-4.1-rc1' of git://git.infradead.org/linux-ubifs

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Pull UBI/UBIFS updates from Richard Weinberger:
 "This pull request includes the following UBI/UBIFS changes:

   - powercut emulation for UBI
   - a huge update to UBI Fastmap
   - cleanups and bugfixes all over UBI and UBIFS"

* tag 'upstream-4.1-rc1' of git://git.infradead.org/linux-ubifs: (50 commits)
  UBI: power cut emulation for testing
  UBIFS: fix output format of INUM_WATERMARK
  UBI: Fastmap: Fall back to scanning mode after ECC error
  UBI: Fastmap: Remove is_fm_block()
  UBI: Fastmap: Add blank line after declarations
  UBI: Fastmap: Remove else after return.
  UBI: Fastmap: Introduce may_reserve_for_fm()
  UBI: Fastmap: Introduce ubi_fastmap_init()
  UBI: Fastmap: Wire up WL accessor functions
  UBI: Add accessor functions for WL data structures
  UBI: Move fastmap specific functions out of wl.c
  UBI: Fastmap: Add new module parameter fm_debug
  UBI: Fastmap: Make self_check_eba() depend on fastmap self checking
  UBI: Fastmap: Add self check to detect absent PEBs
  UBI: Fix stale pointers in ubi->lookuptbl
  UBI: Fastmap: Enhance fastmap checking
  UBI: Add initial support for fastmap self checks
  UBI: Fastmap: Rework fastmap error paths
  UBI: Fastmap: Prepare for variable sized fastmaps
  UBI: Fastmap: Locking updates
  ...
This commit is contained in:
Linus Torvalds
2015-04-15 13:43:40 -07:00
parent fa927894bb 5026906742
commit d613896926
38 changed files with 1510 additions and 1144 deletions
Download Patch File Download Diff File Expand all files Collapse all files
fs/ubifs/file.c
+9 -8
View File
@@ -79,7 +79,7 @@ static int read_block(struct inode *inode, void *addr, unsigned int block,
dlen = le32_to_cpu(dn->ch.len) - UBIFS_DATA_NODE_SZ;
out_len = UBIFS_BLOCK_SIZE;
err = ubifs_decompress(&dn->data, dlen, addr, &out_len,
err = ubifs_decompress(c, &dn->data, dlen, addr, &out_len,
le16_to_cpu(dn->compr_type));
if (err || len != out_len)
goto dump;
@@ -95,7 +95,7 @@ static int read_block(struct inode *inode, void *addr, unsigned int block,
return 0;
dump:
ubifs_err("bad data node (block %u, inode %lu)",
ubifs_err(c, "bad data node (block %u, inode %lu)",
block, inode->i_ino);
ubifs_dump_node(c, dn);
return -EINVAL;
@@ -160,13 +160,14 @@ static int do_readpage(struct page *page)
addr += UBIFS_BLOCK_SIZE;
}
if (err) {
struct ubifs_info *c = inode->i_sb->s_fs_info;
if (err == -ENOENT) {
/* Not found, so it must be a hole */
SetPageChecked(page);
dbg_gen("hole");
goto out_free;
}
ubifs_err("cannot read page %lu of inode %lu, error %d",
ubifs_err(c, "cannot read page %lu of inode %lu, error %d",
page->index, inode->i_ino, err);
goto error;
}
@@ -649,7 +650,7 @@ static int populate_page(struct ubifs_info *c, struct page *page,
dlen = le32_to_cpu(dn->ch.len) - UBIFS_DATA_NODE_SZ;
out_len = UBIFS_BLOCK_SIZE;
err = ubifs_decompress(&dn->data, dlen, addr, &out_len,
err = ubifs_decompress(c, &dn->data, dlen, addr, &out_len,
le16_to_cpu(dn->compr_type));
if (err || len != out_len)
goto out_err;
@@ -697,7 +698,7 @@ out_err:
SetPageError(page);
flush_dcache_page(page);
kunmap(page);
ubifs_err("bad data node (block %u, inode %lu)",
ubifs_err(c, "bad data node (block %u, inode %lu)",
page_block, inode->i_ino);
return -EINVAL;
}
@@ -801,7 +802,7 @@ out_free:
return ret;
out_warn:
ubifs_warn("ignoring error %d and skipping bulk-read", err);
ubifs_warn(c, "ignoring error %d and skipping bulk-read", err);
goto out_free;
out_bu_off:
@@ -929,7 +930,7 @@ static int do_writepage(struct page *page, int len)
}
if (err) {
SetPageError(page);
ubifs_err("cannot write page %lu of inode %lu, error %d",
ubifs_err(c, "cannot write page %lu of inode %lu, error %d",
page->index, inode->i_ino, err);
ubifs_ro_mode(c, err);
}
@@ -1484,7 +1485,7 @@ static int ubifs_vm_page_mkwrite(struct vm_area_struct *vma,
err = ubifs_budget_space(c, &req);
if (unlikely(err)) {
if (err == -ENOSPC)
ubifs_warn("out of space for mmapped file (inode number %lu)",
ubifs_warn(c, "out of space for mmapped file (inode number %lu)",
inode->i_ino);
return VM_FAULT_SIGBUS;
}