Re: [PATCH REBASED 0/6] rwsem: Implement down_read_killable()

Peter Zijlstra
2017-10-03T09:03:03Z

On Fri, Sep 29, 2017 at 07:05:45PM +0300, Kirill Tkhai wrote:
> The series introduces new down_read_killable() primitive, which
> is similar to down_read(), but it may be interrupted by a signal.
> The most touched is architectures code. Also, it marks a new user
> of the primitive, which is iterate_dir().
>
> ---
>
> Kirill Tkhai (6):
> alpha: Add __down_read_killable()
> ia64: Add __down_read_killable()
> s390: Add __down_read_killable()
> x86: Add __down_read_killable()
> rwsem: Add down_read_killable()
> fs: Use killable down_read() in iterate_dir()
>
>
> arch/alpha/include/asm/rwsem.h | 18 ++++++++++++++++--
> arch/ia64/include/asm/rwsem.h | 22 +++++++++++++++++++---
> arch/s390/include/asm/rwsem.h | 18 ++++++++++++++++--
> arch/x86/include/asm/rwsem.h | 35 +++++++++++++++++++++++++----------
> arch/x86/lib/rwsem.S | 12 ++++++++++++
> fs/readdir.c | 11 +++++------
> include/asm-generic/rwsem.h | 8 ++++++++
> include/linux/rwsem.h | 1 +
> kernel/locking/rwsem.c | 16 ++++++++++++++++
> 9 files changed, 118 insertions(+), 23 deletions(-)

thanks!