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4 commits

Author SHA1 Message Date
David van Moolenbroek bc2d75fa05 Rework getrusage(2) infrastructure
- the userland call is now made to PM only, and PM relays the call to
  other servers as appropriate; this is an ABI change that will
  ultimately allow us to add proper support for wait3() and the like;
  for the moment there is backward compatibility;
- the getrusage-specific kernel subcall has been removed, as it
  provided only redundant functionality, and did not provide the means
  to be extended correctly in the future - namely, allowing the kernel
  to return different values depending on whether resource usage of
  the caller (self) or its children was requested;
- VM is now told whether resource usage of the caller (self) or its
  children is requested, and it refrains from filling in wrong values
  for information it does not have;
- VM now uses the correct unit for the ru_maxrss values;
- VFS is cut out of the loop entirely, since it does not provide any
  values at the moment; a comment explains how it should be readded.

Change-Id: I27b0f488437dec3d8e784721c67b03f2f853120f
2015-09-28 14:06:59 +00:00
David van Moolenbroek 0f8e20a12c getrusage(2): zero out ru_nsignals field
The current value was both wrong (counting spawned kernel signals
rather than delivered user signals) and returned for the calling
process even if the request was for the process's children.
For now we are better off not populating this field at all.

Change-Id: I6c660be266b5746b7c3db57ae88fa7f872961ee2
2015-09-28 14:06:58 +00:00
Cristiano Giuffrida 76bf77a21f kernel: Extend the sys_whoami() interface.
Add support for init flags.

Change-Id: Ibb4d7eb9064d2bbee6d51112ad0c56b2750a5f8e
2015-09-16 11:01:36 +00:00
Lionel Sambuc 433d6423c3 New sources layout
Change-Id: Ic716f336b7071063997cf5b4dae6d50e0b4631e9
2014-07-31 16:00:30 +02:00
Renamed from kernel/system/do_getinfo.c (Browse further)