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SubjectRe: [PATCH v3 4/5] vfs: Add timestamp_truncate() api
Hi Deepa,

[auto build test WARNING on linus/master]
[also build test WARNING on v4.10-rc8 next-20170217]
[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/Deepa-Dinamani/vfs-Add-timestamp-range-check-support/20170219-073734
reproduce: make htmldocs

All warnings (new ones prefixed by >>):

fs/inode.c:1679: warning: No description found for parameter 'rcu'
fs/inode.c:2125: warning: No description found for parameter 'inode'
>> fs/inode.c:2125: warning: Excess function parameter 'gran' description in 'timestamp_truncate'
include/linux/jbd2.h:442: warning: No description found for parameter 'i_transaction'
include/linux/jbd2.h:442: warning: No description found for parameter 'i_next_transaction'
include/linux/jbd2.h:442: warning: No description found for parameter 'i_list'
include/linux/jbd2.h:442: warning: No description found for parameter 'i_vfs_inode'
include/linux/jbd2.h:442: warning: No description found for parameter 'i_flags'
include/linux/jbd2.h:494: warning: No description found for parameter 'h_rsv_handle'
include/linux/jbd2.h:494: warning: No description found for parameter 'h_reserved'
include/linux/jbd2.h:494: warning: No description found for parameter 'h_type'
include/linux/jbd2.h:494: warning: No description found for parameter 'h_line_no'
include/linux/jbd2.h:494: warning: No description found for parameter 'h_start_jiffies'
include/linux/jbd2.h:494: warning: No description found for parameter 'h_requested_credits'
include/linux/jbd2.h:1047: warning: No description found for parameter 'j_chkpt_bhs[JBD2_NR_BATCH]'
include/linux/jbd2.h:1047: warning: No description found for parameter 'j_devname[BDEVNAME_SIZE+24]'
include/linux/jbd2.h:1047: warning: No description found for parameter 'j_average_commit_time'
include/linux/jbd2.h:1047: warning: No description found for parameter 'j_min_batch_time'
include/linux/jbd2.h:1047: warning: No description found for parameter 'j_max_batch_time'
include/linux/jbd2.h:1047: warning: No description found for parameter 'j_commit_callback'
include/linux/jbd2.h:1047: warning: No description found for parameter 'j_failed_commit'
include/linux/jbd2.h:1047: warning: No description found for parameter 'j_chksum_driver'
include/linux/jbd2.h:1047: warning: No description found for parameter 'j_csum_seed'
fs/jbd2/transaction.c:428: warning: No description found for parameter 'rsv_blocks'
fs/jbd2/transaction.c:428: warning: No description found for parameter 'gfp_mask'
fs/jbd2/transaction.c:428: warning: No description found for parameter 'type'
fs/jbd2/transaction.c:428: warning: No description found for parameter 'line_no'
fs/jbd2/transaction.c:504: warning: No description found for parameter 'type'
fs/jbd2/transaction.c:504: warning: No description found for parameter 'line_no'
fs/jbd2/transaction.c:634: warning: No description found for parameter 'gfp_mask'

vim +2125 fs/inode.c

2109
2110 void inode_nohighmem(struct inode *inode)
2111 {
2112 mapping_set_gfp_mask(inode->i_mapping, GFP_USER);
2113 }
2114 EXPORT_SYMBOL(inode_nohighmem);
2115
2116 /**
2117 * fs_timespec_trunc - Truncate timespec to a granularity
2118 * @t: Timespec
2119 * @gran: Granularity in ns.
2120 *
2121 * Truncate a timespec to a granularity. Always rounds down. gran must
2122 * not be 0 nor greater than a second (NSEC_PER_SEC, or 10^9 ns).
2123 */
2124 struct timespec timestamp_truncate(struct timespec t, struct inode *inode)
> 2125 {
2126 struct super_block *sb = inode->i_sb;
2127 unsigned int gran = sb->s_time_gran;
2128
2129 t.tv_sec = clamp_t(time64_t, t.tv_sec, sb->s_time_min, sb->s_time_max);
2130
2131 /* Avoid division in the common cases 1 ns and 1 s. */
2132 if (gran == 1) {
2133 /* nothing */

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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