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UML bug fixes

PATCH New Jeff Dike 1 participant 1 message Dec 31, 2002

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Jeff Dike

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PATCH 1/1 UML bug fixes

Please pull either

	http://uml.bkbits.net/fixes-2.5

or http://jdike.stearns.org:5000/fixes-2.5

This patch fixes a bunch of UML bugs -
crashes caused by excessive stack usage, plus assiciated cleanups SA_SIGINFO signal delivery is fixed, making JVMs run a lot better skas mode now has protection against tmpfs filling up the initial UML thread is protected against running kernel code a couple of data corruption bugs are fixed

Jeff

 arch/um/drivers/port_kern.c               |   11 +-
 arch/um/include/frame.h                   |    4 
 arch/um/include/irq_user.h                |    2 
 arch/um/include/kern_util.h               |   10 +-
 arch/um/include/sysdep-i386/frame.h       |    3 
 arch/um/include/sysdep-i386/frame_kern.h  |   11 ++
 arch/um/include/sysdep-i386/frame_user.h  |   23 +++--
 arch/um/include/sysdep-i386/ptrace.h      |  123 ++++++++++++++++++------------
 arch/um/include/sysdep-i386/sigcontext.h  |   28 ------
 arch/um/include/sysdep-i386/syscalls.h    |    4 
 arch/um/include/uml_uaccess.h             |   28 ++++++
 arch/um/include/user_util.h               |    4 
 arch/um/kernel/Makefile                   |    9 --
 arch/um/kernel/frame.c                    |   20 +++-
 arch/um/kernel/frame_kern.c               |   49 ++++++++---
 arch/um/kernel/irq.c                      |    2 
 arch/um/kernel/irq_user.c                 |    2 
 arch/um/kernel/mem.c                      |   25 +++++-
 arch/um/kernel/process_kern.c             |    4 
 arch/um/kernel/signal_kern.c              |   24 +++--
 arch/um/kernel/skas/include/mode.h        |    7 -
 arch/um/kernel/skas/include/mode_kern.h   |    3 
 arch/um/kernel/skas/include/skas.h        |   10 +-
 arch/um/kernel/skas/mem.c                 |    5 -
 arch/um/kernel/skas/process.c             |   37 +++++----
 arch/um/kernel/skas/process_kern.c        |   25 ++----
 arch/um/kernel/skas/sys-i386/sigcontext.c |   83 ++++++++++----------
 arch/um/kernel/skas/syscall_kern.c        |    2 
 arch/um/kernel/skas/syscall_user.c        |    5 -
 arch/um/kernel/skas/tlb.c                 |    5 -
 arch/um/kernel/skas/trap_user.c           |   27 +++---
 arch/um/kernel/time_kern.c                |    8 +
 arch/um/kernel/trap_kern.c                |    7 -
 arch/um/kernel/trap_user.c                |   46 +++++------
 arch/um/kernel/tt/gdb.c                   |    6 -
 arch/um/kernel/tt/include/mode.h          |    7 -
 arch/um/kernel/tt/include/mode_kern.h     |    1 
 arch/um/kernel/tt/include/tt.h            |    3 
 arch/um/kernel/tt/include/uaccess.h       |    4 
 arch/um/kernel/tt/mem.c                   |   26 ------
 arch/um/kernel/tt/process_kern.c          |   17 ++--
 arch/um/kernel/tt/sys-i386/sigcontext.c   |    5 -
 arch/um/kernel/tt/syscall_kern.c          |   17 ++--
 arch/um/kernel/tt/syscall_user.c          |   11 +-
 arch/um/kernel/tt/trap_user.c             |   15 +--
 arch/um/kernel/tt/uaccess_user.c          |   42 ----------
 arch/um/kernel/uaccess_user.c             |   64 +++++++++++++++
 arch/um/kernel/user_syms.c                |    5 -
 arch/um/sys-i386/bugs.c                   |    2 
 arch/um/sys-i386/sigcontext.c             |    2 
 arch/um/util/mk_task_kern.c               |    2 
 include/asm-um/archparam-i386.h           |    2 
 include/asm-um/ptrace-generic.h           |    5 -
 include/asm-um/ptrace-i386.h              |    3 
 include/asm-um/ucontext.h                 |    6 +
 55 files changed, 507 insertions(+), 394 deletions(-)

[email protected], 2002-12-29 21:35:59-05:00, [email protected]
Merge uml.karaya.com:/home/jdike/linux/2.5/fixes-2.5 into uml.karaya.com:/home/jdike/linux/2.5/fixes-2.5-linus

[email protected], 2002-12-29 20:37:16-05:00, [email protected]
Fixed a few problems in the last merge.

[email protected], 2002-12-29 20:05:55-05:00, [email protected]
Forward ported a number of bug fixes from 2.4, including SA_SIGINFO signal delivery, protecting skas mode against tmpfs running out of space, protecting the UML main thread against accidentally running kernel code, and a couple of data corruption bugs.

[email protected], 2002-12-28 11:50:51-05:00, [email protected]
Merge http://jdike.stearns.org:5000/doc-2.5
into uml.karaya.com:/home/jdike/linux/2.5/uml-2.5

[email protected], 2002-12-28 11:42:00-05:00, [email protected]
Merge http://jdike.stearns.org:5000/updates-2.5
into uml.karaya.com:/home/jdike/linux/2.5/uml-2.5

[email protected], 2002-12-28 11:32:32-05:00, [email protected]
Fixed a merge conflict in port_kern.c

[email protected], 2002-12-28 11:12:47-05:00, [email protected]
Merge http://jdike.stearns.org:5000/mconfig-2.5
into uml.karaya.com:/home/jdike/linux/2.5/uml-2.5