Re: [PATCH] seq_file: always update file->f_pos in seq_lseek()

2013-10-25 Thread Jiaxing Wang
On 10/25/2013 06:15 PM, Gu Zheng wrote: > This issue was first pointed out by Jiaxing Wang several months ago, but no > further comments: > https://lkml.org/lkml/2013/6/29/41 > > As we know pread() does not change f_pos, so after pread(), file->f_pos > and m->read_pos become different. And

[PATCH] seq_file: always update file->f_pos in seq_lseek()

2013-10-25 Thread Gu Zheng
This issue was first pointed out by Jiaxing Wang several months ago, but no further comments: https://lkml.org/lkml/2013/6/29/41 As we know pread() does not change f_pos, so after pread(), file->f_pos and m->read_pos become different. And seq_lseek() does not update file->f_pos if offset equals

[PATCH] seq_file: always update file-f_pos in seq_lseek()

2013-10-25 Thread Gu Zheng
This issue was first pointed out by Jiaxing Wang several months ago, but no further comments: https://lkml.org/lkml/2013/6/29/41 As we know pread() does not change f_pos, so after pread(), file-f_pos and m-read_pos become different. And seq_lseek() does not update file-f_pos if offset equals to

Re: [PATCH] seq_file: always update file-f_pos in seq_lseek()

2013-10-25 Thread Jiaxing Wang
On 10/25/2013 06:15 PM, Gu Zheng wrote: This issue was first pointed out by Jiaxing Wang several months ago, but no further comments: https://lkml.org/lkml/2013/6/29/41 As we know pread() does not change f_pos, so after pread(), file-f_pos and m-read_pos become different. And seq_lseek()