* fs/fs-writeback.c:1433:20: sparse: context imbalance in 'writeback_single_inode' - different lock contexts for basic block
@ 2017-05-09 16:45 kbuild test robot
0 siblings, 0 replies; only message in thread
From: kbuild test robot @ 2017-05-09 16:45 UTC (permalink / raw)
To: Matthew Wilcox; +Cc: kbuild-all, linux-kernel
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 2868b2513aa732a99ea4a0a6bf10dc93c1f3dac2
commit: d7b627277b57370223d682cede979a279284b12a radix-tree: Fix __rcu annotations
date: 3 months ago
reproduce:
# apt-get install sparse
git checkout d7b627277b57370223d682cede979a279284b12a
make ARCH=x86_64 allmodconfig
make C=1 CF=-D__CHECK_ENDIAN__
sparse warnings: (new ones prefixed by >>)
fs/fs-writeback.c:364:9: sparse: incorrect type in assignment (different address spaces)
fs/fs-writeback.c:364:9: expected void **slot
fs/fs-writeback.c:364:9: got void [noderef] <asn:4>**
fs/fs-writeback.c:364:9: sparse: incorrect type in assignment (different address spaces)
fs/fs-writeback.c:364:9: expected void **slot
fs/fs-writeback.c:364:9: got void [noderef] <asn:4>**
fs/fs-writeback.c:366:69: sparse: incorrect type in argument 1 (different address spaces)
fs/fs-writeback.c:366:69: expected void [noderef] <asn:4>**slot
fs/fs-writeback.c:366:69: got void **slot
fs/fs-writeback.c:364:9: sparse: incorrect type in argument 1 (different address spaces)
fs/fs-writeback.c:364:9: expected void [noderef] <asn:4>**slot
fs/fs-writeback.c:364:9: got void **slot
fs/fs-writeback.c:364:9: sparse: incorrect type in assignment (different address spaces)
fs/fs-writeback.c:364:9: expected void **slot
fs/fs-writeback.c:364:9: got void [noderef] <asn:4>**
fs/fs-writeback.c:374:9: sparse: incorrect type in assignment (different address spaces)
fs/fs-writeback.c:374:9: expected void **slot
fs/fs-writeback.c:374:9: got void [noderef] <asn:4>**
fs/fs-writeback.c:374:9: sparse: incorrect type in assignment (different address spaces)
fs/fs-writeback.c:374:9: expected void **slot
fs/fs-writeback.c:374:9: got void [noderef] <asn:4>**
fs/fs-writeback.c:376:69: sparse: incorrect type in argument 1 (different address spaces)
fs/fs-writeback.c:376:69: expected void [noderef] <asn:4>**slot
fs/fs-writeback.c:376:69: got void **slot
fs/fs-writeback.c:374:9: sparse: incorrect type in argument 1 (different address spaces)
fs/fs-writeback.c:374:9: expected void [noderef] <asn:4>**slot
fs/fs-writeback.c:374:9: got void **slot
fs/fs-writeback.c:374:9: sparse: incorrect type in assignment (different address spaces)
fs/fs-writeback.c:374:9: expected void **slot
fs/fs-writeback.c:374:9: got void [noderef] <asn:4>**
fs/fs-writeback.c:536:15: sparse: context imbalance in 'wbc_attach_and_unlock_inode' - unexpected unlock
include/linux/rcupdate.h:927:9: sparse: context imbalance in 'inode_congested' - different lock contexts for basic block
>> fs/fs-writeback.c:1433:20: sparse: context imbalance in 'writeback_single_inode' - different lock contexts for basic block
fs/fs-writeback.c:1616:9: sparse: context imbalance in 'writeback_sb_inodes' - different lock contexts for basic block
fs/fs-writeback.c:2027:9: sparse: context imbalance in 'block_dump___mark_inode_dirty' - different lock contexts for basic block
vim +/writeback_single_inode +1433 fs/fs-writeback.c
4f8ad655 Jan Kara 2012-05-03 1417
cd8ed2a4 Yan Hong 2012-10-08 1418 ret = __writeback_single_inode(inode, wbc);
^1da177e Linus Torvalds 2005-04-16 1419
b16b1deb Tejun Heo 2015-06-02 1420 wbc_detach_inode(wbc);
aaf25593 Tejun Heo 2016-03-18 1421
aaf25593 Tejun Heo 2016-03-18 1422 wb = inode_to_wb_and_lock_list(inode);
250df6ed Dave Chinner 2011-03-22 1423 spin_lock(&inode->i_lock);
4f8ad655 Jan Kara 2012-05-03 1424 /*
4f8ad655 Jan Kara 2012-05-03 1425 * If inode is clean, remove it from writeback lists. Otherwise don't
4f8ad655 Jan Kara 2012-05-03 1426 * touch it. See comment above for explanation.
4f8ad655 Jan Kara 2012-05-03 1427 */
0ae45f63 Theodore Ts'o 2015-02-02 1428 if (!(inode->i_state & I_DIRTY_ALL))
c7f54084 Dave Chinner 2015-03-04 1429 inode_io_list_del_locked(inode, wb);
4f8ad655 Jan Kara 2012-05-03 1430 spin_unlock(&wb->list_lock);
1c0eeaf5 Joern Engel 2007-10-16 1431 inode_sync_complete(inode);
4f8ad655 Jan Kara 2012-05-03 1432 out:
4f8ad655 Jan Kara 2012-05-03 @1433 spin_unlock(&inode->i_lock);
^1da177e Linus Torvalds 2005-04-16 1434 return ret;
^1da177e Linus Torvalds 2005-04-16 1435 }
^1da177e Linus Torvalds 2005-04-16 1436
a88a341a Tejun Heo 2015-05-22 1437 static long writeback_chunk_size(struct bdi_writeback *wb,
1a12d8bd Wu Fengguang 2010-08-29 1438 struct wb_writeback_work *work)
d46db3d5 Wu Fengguang 2011-05-04 1439 {
d46db3d5 Wu Fengguang 2011-05-04 1440 long pages;
d46db3d5 Wu Fengguang 2011-05-04 1441
:::::: The code at line 1433 was first introduced by commit
:::::: 4f8ad655dbc82cf05d2edc11e66b78a42d38bf93 writeback: Refactor writeback_single_inode()
:::::: TO: Jan Kara <jack@suse.cz>
:::::: CC: Fengguang Wu <fengguang.wu@intel.com>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2017-05-09 16:46 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2017-05-09 16:45 fs/fs-writeback.c:1433:20: sparse: context imbalance in 'writeback_single_inode' - different lock contexts for basic block kbuild test robot
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.