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Groups > linux.kernel > #1492943

Re: [PATCH] fs/select: add vmalloc fallback for select(2)

From Vlastimil Babka <vbabka@suse.cz>
Newsgroups linux.kernel
Subject Re: [PATCH] fs/select: add vmalloc fallback for select(2)
Date 2016-09-28 22:10 +0200
Message-ID <smtkZ-2SB-3@gated-at.bofh.it> (permalink)
References (5 earlier) <slYKd-tC-11@gated-at.bofh.it> <slZ3z-zK-9@gated-at.bofh.it> <slZ3z-zK-15@gated-at.bofh.it> <slZdg-D0-29@gated-at.bofh.it> <smq3M-If-23@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On 09/28/2016 06:30 PM, David Laight wrote:
> From: Vlastimil Babka
>> Sent: 27 September 2016 12:51
> ...
>> Process name suggests it's part of db2 database. It seems it has to implement
>> its own interface to select() syscall, because glibc itself seems to have a
>> FD_SETSIZE limit of 1024, which is probably why this wasn't an issue for all the
>> years...
> 
> ISTR the canonical way to increase the size being to set FD_SETSIZE
> to a larger value before including any of the headers.
> 
> Or doesn't that work with linux and glibc ??

Doesn't seem so.

> 
> 	David
> 

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Thread

Re: [PATCH] fs/select: add vmalloc fallback for select(2) Jason Baron <jbaron@akamai.com> - 2016-09-23 18:50 +0200
  Re: [PATCH] fs/select: add vmalloc fallback for select(2) Vlastimil Babka <vbabka@suse.cz> - 2016-09-27 10:50 +0200
    Re: [PATCH] fs/select: add vmalloc fallback for select(2) Nicholas Piggin <npiggin@gmail.com> - 2016-09-27 13:30 +0200
      RE: [PATCH] fs/select: add vmalloc fallback for select(2) David Laight <David.Laight@ACULAB.COM> - 2016-09-27 13:50 +0200
        Re: [PATCH] fs/select: add vmalloc fallback for select(2) Nicholas Piggin <npiggin@gmail.com> - 2016-09-27 13:50 +0200
          Re: [PATCH] fs/select: add vmalloc fallback for select(2) Vlastimil Babka <vbabka@suse.cz> - 2016-09-27 14:00 +0200
            RE: [PATCH] fs/select: add vmalloc fallback for select(2) David Laight <David.Laight@ACULAB.COM> - 2016-09-28 18:40 +0200
              Re: [PATCH] fs/select: add vmalloc fallback for select(2) Vlastimil Babka <vbabka@suse.cz> - 2016-09-28 22:10 +0200

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