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sim-se: add new option to getrlimit syscall

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The NPROC option was not serviced by the getrlimit syscall.
This changeset adds in the necessary code to service the option.

Change-Id: I679d3949c3bbb0628188f4e33034028d7726fdcb
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/17109
Maintainer: Brandon Potter <Brandon.Potter@amd.com>
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Matt Sinclair <mattdsinclair@gmail.com>
This commit is contained in:
Brandon Potter
2019-03-11 14:13:47 -04:00
committed by Brandon Potter
parent 603f1378c0
commit 2b071a02e7
1 changed files with 6 additions and 0 deletions
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6
src/sim/syscall_emul.hh
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@@ -1970,6 +1970,12 @@ getrlimitFunc(SyscallDesc *desc, int callnum, ThreadContext *tc)
rlp->rlim_max = TheISA::htog(rlp->rlim_max);
break;
case OS::TGT_RLIMIT_NPROC:
rlp->rlim_cur = rlp->rlim_max = tc->getSystemPtr()->numContexts();
rlp->rlim_cur = TheISA::htog(rlp->rlim_cur);
rlp->rlim_max = TheISA::htog(rlp->rlim_max);
break;
default:
warn("getrlimit: unimplemented resource %d", resource);
return -EINVAL;