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Date: Mon, 23 Oct 2017 23:21:14 +0800
From: kbuild test robot <lkp@...el.com>
To: Team Athena <teamathena.nitc@...il.com>
Cc: kbuild-all@...org, tytso@....edu, adilger.kernel@...ger.ca,
linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ext4: Log inode exhaustion to dmesg
Hi Team,
[auto build test ERROR on ext4/dev]
[also build test ERROR on v4.14-rc6 next-20171018]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Team-Athena/ext4-Log-inode-exhaustion-to-dmesg/20171023-222824
base: https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git dev
config: i386-randconfig-x001-201743 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
# save the attached .config to linux build tree
make ARCH=i386
All error/warnings (new ones prefixed by >>):
In file included from include/linux/kernel.h:13:0,
from include/linux/list.h:8,
from include/linux/wait.h:6,
from include/linux/wait_bit.h:7,
from include/linux/fs.h:5,
from fs/ext4/namei.c:27:
fs/ext4/namei.c: In function 'ext4_create':
>> include/linux/printk.h:422:3: error: too few arguments to function 'printk'
printk(fmt, ##__VA_ARGS__); \
^
>> fs/ext4/namei.c:2466:29: note: in expansion of macro 'printk_ratelimited'
else if (err == -ENOSPC && printk_ratelimited())
^~~~~~~~~~~~~~~~~~
In file included from include/linux/kernel.h:13:0,
from include/linux/list.h:8,
from include/linux/wait.h:6,
from include/linux/wait_bit.h:7,
from include/linux/fs.h:5,
from fs/ext4/namei.c:27:
include/linux/printk.h:172:5: note: declared here
int printk(const char *fmt, ...);
^~~~~~
In file included from include/linux/kernel.h:13:0,
from include/linux/list.h:8,
from include/linux/wait.h:6,
from include/linux/wait_bit.h:7,
from include/linux/fs.h:5,
from fs/ext4/namei.c:27:
>> include/linux/printk.h:416:2: error: void value not ignored as it ought to be
({ \
~^~~~~~~~~~~
static DEFINE_RATELIMIT_STATE(_rs, \
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
DEFAULT_RATELIMIT_INTERVAL, \
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
DEFAULT_RATELIMIT_BURST); \
~~~~~~~~~~~~~~~~~~~~~~~~~~~~
\
~
if (__ratelimit(&_rs)) \
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
printk(fmt, ##__VA_ARGS__); \
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
})
~~
>> fs/ext4/namei.c:2466:29: note: in expansion of macro 'printk_ratelimited'
else if (err == -ENOSPC && printk_ratelimited())
^~~~~~~~~~~~~~~~~~
>> fs/ext4/namei.c:2467:10: error: 'pr_warning' undeclared (first use in this function)
printk(pr_warning "ext4: No space on disk, inode usage full");
^~~~~~~~~~
fs/ext4/namei.c:2467:10: note: each undeclared identifier is reported only once for each function it appears in
>> fs/ext4/namei.c:2467:21: error: expected ')' before string constant
printk(pr_warning "ext4: No space on disk, inode usage full");
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
--
In file included from include/linux/kernel.h:13:0,
from include/linux/list.h:8,
from include/linux/wait.h:6,
from include/linux/wait_bit.h:7,
from include/linux/fs.h:5,
from fs//ext4/namei.c:27:
fs//ext4/namei.c: In function 'ext4_create':
>> include/linux/printk.h:422:3: error: too few arguments to function 'printk'
printk(fmt, ##__VA_ARGS__); \
^
fs//ext4/namei.c:2466:29: note: in expansion of macro 'printk_ratelimited'
else if (err == -ENOSPC && printk_ratelimited())
^~~~~~~~~~~~~~~~~~
In file included from include/linux/kernel.h:13:0,
from include/linux/list.h:8,
from include/linux/wait.h:6,
from include/linux/wait_bit.h:7,
from include/linux/fs.h:5,
from fs//ext4/namei.c:27:
include/linux/printk.h:172:5: note: declared here
int printk(const char *fmt, ...);
^~~~~~
In file included from include/linux/kernel.h:13:0,
from include/linux/list.h:8,
from include/linux/wait.h:6,
from include/linux/wait_bit.h:7,
from include/linux/fs.h:5,
from fs//ext4/namei.c:27:
>> include/linux/printk.h:416:2: error: void value not ignored as it ought to be
({ \
~^~~~~~~~~~~
static DEFINE_RATELIMIT_STATE(_rs, \
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
DEFAULT_RATELIMIT_INTERVAL, \
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
DEFAULT_RATELIMIT_BURST); \
~~~~~~~~~~~~~~~~~~~~~~~~~~~~
\
~
if (__ratelimit(&_rs)) \
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
printk(fmt, ##__VA_ARGS__); \
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
})
~~
fs//ext4/namei.c:2466:29: note: in expansion of macro 'printk_ratelimited'
else if (err == -ENOSPC && printk_ratelimited())
^~~~~~~~~~~~~~~~~~
fs//ext4/namei.c:2467:10: error: 'pr_warning' undeclared (first use in this function)
printk(pr_warning "ext4: No space on disk, inode usage full");
^~~~~~~~~~
fs//ext4/namei.c:2467:10: note: each undeclared identifier is reported only once for each function it appears in
fs//ext4/namei.c:2467:21: error: expected ')' before string constant
printk(pr_warning "ext4: No space on disk, inode usage full");
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +/pr_warning +2467 fs/ext4/namei.c
2427
2428 /*
2429 * By the time this is called, we already have created
2430 * the directory cache entry for the new file, but it
2431 * is so far negative - it has no inode.
2432 *
2433 * If the create succeeds, we fill in the inode information
2434 * with d_instantiate().
2435 */
2436 static int ext4_create(struct inode *dir, struct dentry *dentry, umode_t mode,
2437 bool excl)
2438 {
2439 handle_t *handle;
2440 struct inode *inode;
2441 int err, credits, retries = 0;
2442
2443 err = dquot_initialize(dir);
2444 if (err)
2445 return err;
2446
2447 credits = (EXT4_DATA_TRANS_BLOCKS(dir->i_sb) +
2448 EXT4_INDEX_EXTRA_TRANS_BLOCKS + 3);
2449 retry:
2450 inode = ext4_new_inode_start_handle(dir, mode, &dentry->d_name, 0,
2451 NULL, EXT4_HT_DIR, credits);
2452 handle = ext4_journal_current_handle();
2453 err = PTR_ERR(inode);
2454 if (!IS_ERR(inode)) {
2455 inode->i_op = &ext4_file_inode_operations;
2456 inode->i_fop = &ext4_file_operations;
2457 ext4_set_aops(inode);
2458 err = ext4_add_nondir(handle, dentry, inode);
2459 if (!err && IS_DIRSYNC(dir))
2460 ext4_handle_sync(handle);
2461 }
2462 if (handle)
2463 ext4_journal_stop(handle);
2464 if (err == -ENOSPC && ext4_should_retry_alloc(dir->i_sb, &retries))
2465 goto retry;
> 2466 else if (err == -ENOSPC && printk_ratelimited())
> 2467 printk(pr_warning "ext4: No space on disk, inode usage full");
2468 return err;
2469 }
2470
---
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