[Vm-dev] Interrupted system call?
John M McIntosh
johnmci at smalltalkconsulting.com
Wed Feb 11 04:15:21 UTC 2009
I've noted in the past the socket code lacks a few check for EINTR,
I've a revised one here if anyone ones to look at it. Boring review of
each syscall and determining if the man page says EINTR is a valid
error code, then writing the retry logic.
On 10-Feb-09, at 8:11 PM, Andreas Raab wrote:
> But regardless of the above, I guess the point here is that this is
> really a buggy library if it doesn't wrap each and every syscall
> into such a test, no? Is the Unix VM generally doing this? Are there
> mitigating factors where you can be pretty sure it won't happen or
> particularly bad things (for example having syscalls that take
> several milliseconds with an itimer interrupt set to 1ms resolution
> or so?). Do you know if heavy network activity affects this behavior?
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John M. McIntosh <johnmci at smalltalkconsulting.com>
Corporate Smalltalk Consulting Ltd. http://www.smalltalkconsulting.com
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