Re: [PATCH] mmap.2: document new MAP_FIXED_NOREPLACE flag

2018-04-12 Thread Michal Hocko
On Thu 12-04-18 10:04:06, Michael Kerrisk wrote: > Hello Michal, > > On 04/11/2018 02:04 PM, mho...@kernel.org wrote: > > From: Michal Hocko > > > > 4.17+ kernels offer a new MAP_FIXED_NOREPLACE flag which allows the caller > > to > > atomicaly probe for a given address range. > > > > [wording

Re: [PATCH] mmap.2: document new MAP_FIXED_NOREPLACE flag

2018-04-12 Thread Michael Kerrisk (man-pages)
Hi Jann, On 04/11/2018 06:40 PM, Jann Horn wrote: > On Wed, Apr 11, 2018 at 6:36 PM, Michal Hocko wrote: >> On Wed 11-04-18 17:37:46, Jann Horn wrote: >>> On Wed, Apr 11, 2018 at 2:04 PM, wrote: From: Michal Hocko 4.17+ kernels offer a new MAP_FIXED_NOREPLACE flag which allows t

Re: [PATCH] mmap.2: document new MAP_FIXED_NOREPLACE flag

2018-04-12 Thread Michael Kerrisk (man-pages)
On 04/11/2018 06:40 PM, Jann Horn wrote: > On Wed, Apr 11, 2018 at 6:36 PM, Michal Hocko wrote: >> On Wed 11-04-18 17:37:46, Jann Horn wrote: >>> On Wed, Apr 11, 2018 at 2:04 PM, wrote: From: Michal Hocko 4.17+ kernels offer a new MAP_FIXED_NOREPLACE flag which allows the caller

Re: [PATCH] mmap.2: document new MAP_FIXED_NOREPLACE flag

2018-04-12 Thread Michael Kerrisk (man-pages)
Hello Michal, On 04/11/2018 02:04 PM, mho...@kernel.org wrote: > From: Michal Hocko > > 4.17+ kernels offer a new MAP_FIXED_NOREPLACE flag which allows the caller to > atomicaly probe for a given address range. > > [wording heavily updated by John Hubbard ] > Signed-off-by: Michal Hocko Thank

Re: [PATCH] mmap.2: document new MAP_FIXED_NOREPLACE flag

2018-04-11 Thread John Hubbard
On 04/11/2018 08:37 AM, Jann Horn wrote: > On Wed, Apr 11, 2018 at 2:04 PM, wrote: >> From: Michal Hocko >> >> 4.17+ kernels offer a new MAP_FIXED_NOREPLACE flag which allows the caller to >> atomicaly probe for a given address range. >> >> [wording heavily updated by John Hubbard ] >> Signed-of

Re: [PATCH] mmap.2: document new MAP_FIXED_NOREPLACE flag

2018-04-11 Thread Michal Hocko
On Wed 11-04-18 18:40:09, Jann Horn wrote: > On Wed, Apr 11, 2018 at 6:36 PM, Michal Hocko wrote: > > On Wed 11-04-18 17:37:46, Jann Horn wrote: > >> On Wed, Apr 11, 2018 at 2:04 PM, wrote: > >> > From: Michal Hocko > >> > > >> > 4.17+ kernels offer a new MAP_FIXED_NOREPLACE flag which allows t

Re: [PATCH] mmap.2: document new MAP_FIXED_NOREPLACE flag

2018-04-11 Thread Jann Horn
On Wed, Apr 11, 2018 at 6:36 PM, Michal Hocko wrote: > On Wed 11-04-18 17:37:46, Jann Horn wrote: >> On Wed, Apr 11, 2018 at 2:04 PM, wrote: >> > From: Michal Hocko >> > >> > 4.17+ kernels offer a new MAP_FIXED_NOREPLACE flag which allows the caller >> > to >> > atomicaly probe for a given add

Re: [PATCH] mmap.2: document new MAP_FIXED_NOREPLACE flag

2018-04-11 Thread Michal Hocko
On Wed 11-04-18 17:37:46, Jann Horn wrote: > On Wed, Apr 11, 2018 at 2:04 PM, wrote: > > From: Michal Hocko > > > > 4.17+ kernels offer a new MAP_FIXED_NOREPLACE flag which allows the caller > > to > > atomicaly probe for a given address range. > > > > [wording heavily updated by John Hubbard ]

Re: [PATCH] mmap.2: document new MAP_FIXED_NOREPLACE flag

2018-04-11 Thread Jann Horn
On Wed, Apr 11, 2018 at 2:04 PM, wrote: > From: Michal Hocko > > 4.17+ kernels offer a new MAP_FIXED_NOREPLACE flag which allows the caller to > atomicaly probe for a given address range. > > [wording heavily updated by John Hubbard ] > Signed-off-by: Michal Hocko > --- > Hi, > Andrew's sent th

[PATCH] mmap.2: document new MAP_FIXED_NOREPLACE flag

2018-04-11 Thread mhocko
From: Michal Hocko 4.17+ kernels offer a new MAP_FIXED_NOREPLACE flag which allows the caller to atomicaly probe for a given address range. [wording heavily updated by John Hubbard ] Signed-off-by: Michal Hocko --- Hi, Andrew's sent the MAP_FIXED_NOREPLACE to Linus for the upcoming merge window