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Implement process resource limits

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This commit is contained in:
EnderIce2
2024-04-02 05:52:43 +03:00
parent e09d93e2bb
commit daccdaeeae
3 changed files with 38 additions and 9 deletions
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25
syscalls/linux.cpp
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@ -26,6 +26,7 @@
#include <rand.hpp>
#include <limits.h>
#include <exec.hpp>
#include <task.hpp>
#include <debug.h>
#include <cpu.hpp>
#include <time.h>
@ -2702,12 +2703,14 @@ static int linux_prlimit64(SysFrm *, pid_t pid, int resource,
if (new_limit)
{
debug("new limit: rlim_cur:%#lx rlim_max:%#lx", pNewLimit->rlim_cur, pNewLimit->rlim_max);
debug("new limit: rlim_cur:%lld rlim_max:%lld",
pNewLimit->rlim_cur, pNewLimit->rlim_max);
}
if (old_limit)
{
debug("old limit: rlim_cur:%#lx rlim_max:%#lx", pOldLimit->rlim_cur, pOldLimit->rlim_max);
debug("old limit: rlim_cur:%lld rlim_max:%lld",
pOldLimit->rlim_cur, pOldLimit->rlim_max);
}
switch (resource)
@ -2718,10 +2721,27 @@ static int linux_prlimit64(SysFrm *, pid_t pid, int resource,
case RLIMIT_STACK:
case RLIMIT_CORE:
case RLIMIT_RSS:
goto __stub;
case RLIMIT_NPROC:
{
if (new_limit)
pcb->Limits.Threads = pNewLimit->rlim_max;
return 0;
}
case RLIMIT_NOFILE:
{
if (new_limit)
pcb->Limits.OpenFiles = pNewLimit->rlim_max;
return 0;
}
case RLIMIT_MEMLOCK:
goto __stub;
case RLIMIT_AS:
{
if (new_limit)
pcb->Limits.Memory = pNewLimit->rlim_max;
return 0;
}
case RLIMIT_LOCKS:
case RLIMIT_SIGPENDING:
case RLIMIT_MSGQUEUE:
@ -2729,6 +2749,7 @@ static int linux_prlimit64(SysFrm *, pid_t pid, int resource,
case RLIMIT_RTPRIO:
case RLIMIT_RTTIME:
case RLIMIT_NLIMITS:
__stub:
{
fixme("resource %s(%d) is stub", rlimitStr[resource], resource);
return 0; /* just return 0 */