Re: [HACKERS] Simplify sleeping while reading/writing from client

2015-02-12 Thread Heikki Linnakangas
On 02/06/2015 11:50 AM, Andres Freund wrote: On 2015-02-05 16:45:50 +0200, Heikki Linnakangas wrote: I propose the attached, which pulls all the wait-retry logic up to secure_read() and secure_write(). This makes the code a lot more understandable. Generally a good idea. Especially if we get m

Re: [HACKERS] Simplify sleeping while reading/writing from client

2015-02-06 Thread Michael Paquier
On Fri, Feb 6, 2015 at 1:46 PM, Heikki Linnakangas wrote: > It simplifies the code to do all the sleeping and interrupt handling code in > the upper level, in secure_[read|write]. Do you see a problem with it? Not directly. Reading the code I got uneasy with the fact that we fact unconditionally th

Re: [HACKERS] Simplify sleeping while reading/writing from client

2015-02-06 Thread Andres Freund
On 2015-02-05 16:45:50 +0200, Heikki Linnakangas wrote: > Looking again at the code after Andres' interrupt-handling patch series, I > got confused by the fact that there are several wait-retry loops in > different layers, and reading and writing works slightly differently. They don't really work

Re: [HACKERS] Simplify sleeping while reading/writing from client

2015-02-06 Thread Heikki Linnakangas
On 02/06/2015 10:38 AM, Michael Paquier wrote: On Thu, Feb 5, 2015 at 6:45 PM, Heikki Linnakangas wrote: Looking again at the code after Andres' interrupt-handling patch series, I got confused by the fact that there are several wait-retry loops in different layers, and reading and writing works

Re: [HACKERS] Simplify sleeping while reading/writing from client

2015-02-06 Thread Michael Paquier
On Thu, Feb 5, 2015 at 6:45 PM, Heikki Linnakangas wrote: > Looking again at the code after Andres' interrupt-handling patch series, I > got confused by the fact that there are several wait-retry loops in > different layers, and reading and writing works slightly differently. > > I propose the atta

[HACKERS] Simplify sleeping while reading/writing from client

2015-02-05 Thread Heikki Linnakangas
Looking again at the code after Andres' interrupt-handling patch series, I got confused by the fact that there are several wait-retry loops in different layers, and reading and writing works slightly differently. I propose the attached, which pulls all the wait-retry logic up to secure_read()