Re: [PATCH] fs: record task name which froze superblock

2015-02-28 Thread Alexey Dobriyan
On Fri, Feb 20, 2015 at 01:15:22PM +0100, Jan Kara wrote: > On Fri 20-02-15 14:42:29, Alexey Dobriyan wrote: > > On Wed, Feb 18, 2015 at 12:13 PM, Jan Kara wrote: > > >> > > --- a/fs/ioctl.c > > >> > > +++ b/fs/ioctl.c > > >> > > @@ -518,6 +518,7 @@ static int ioctl_fioasync(unsigned int fd, > >

Re: [PATCH] fs: record task name which froze superblock

2015-02-20 Thread Jan Kara
On Fri 20-02-15 14:42:29, Alexey Dobriyan wrote: > On Wed, Feb 18, 2015 at 12:13 PM, Jan Kara wrote: > >> > > --- a/fs/ioctl.c > >> > > +++ b/fs/ioctl.c > >> > > @@ -518,6 +518,7 @@ static int ioctl_fioasync(unsigned int fd, struct > >> > > file *filp, > >> > > static int ioctl_fsfreeze(struct f

Re: [PATCH] fs: record task name which froze superblock

2015-02-20 Thread Alexey Dobriyan
On Wed, Feb 18, 2015 at 12:13 PM, Jan Kara wrote: > On Wed 18-02-15 10:34:55, Alexey Dobriyan wrote: >> On Mon, Feb 16, 2015 at 10:38:52AM +0100, Jan Kara wrote: >> > On Sat 14-02-15 21:55:24, Alexey Dobriyan wrote: >> > > Freezing and thawing are separate system calls, task which is supposed >> >

Re: [PATCH] fs: record task name which froze superblock

2015-02-18 Thread Steven Whitehouse
Hi, On 18/02/15 09:13, Jan Kara wrote: On Wed 18-02-15 10:34:55, Alexey Dobriyan wrote: On Mon, Feb 16, 2015 at 10:38:52AM +0100, Jan Kara wrote: On Sat 14-02-15 21:55:24, Alexey Dobriyan wrote: Freezing and thawing are separate system calls, task which is supposed to thaw filesystem/superblo

Re: [PATCH] fs: record task name which froze superblock

2015-02-18 Thread Jan Kara
On Wed 18-02-15 10:34:55, Alexey Dobriyan wrote: > On Mon, Feb 16, 2015 at 10:38:52AM +0100, Jan Kara wrote: > > On Sat 14-02-15 21:55:24, Alexey Dobriyan wrote: > > > Freezing and thawing are separate system calls, task which is supposed > > > to thaw filesystem/superblock can disappear due to cra

Re: [PATCH] fs: record task name which froze superblock

2015-02-17 Thread Alexey Dobriyan
On Mon, Feb 16, 2015 at 10:38:52AM +0100, Jan Kara wrote: > On Sat 14-02-15 21:55:24, Alexey Dobriyan wrote: > > Freezing and thawing are separate system calls, task which is supposed > > to thaw filesystem/superblock can disappear due to crash or not thaw > > due to a bug. Record at least task nam

Re: [PATCH] fs: record task name which froze superblock

2015-02-16 Thread Jan Kara
On Sat 14-02-15 21:55:24, Alexey Dobriyan wrote: > Freezing and thawing are separate system calls, task which is supposed > to thaw filesystem/superblock can disappear due to crash or not thaw > due to a bug. Record at least task name (we can't take task_struct > reference) to make support engineer

[PATCH] fs: record task name which froze superblock

2015-02-14 Thread Alexey Dobriyan
Freezing and thawing are separate system calls, task which is supposed to thaw filesystem/superblock can disappear due to crash or not thaw due to a bug. Record at least task name (we can't take task_struct reference) to make support engineer's life easier. Hopefully 16 bytes per superblock isn't