37fce857be
Until now, FRAME_POINTER was set = DEBUG_INFO for UML. Change it to be the default way, so that it can be enabled alone (for instance to get better backtraces on crashes). The call-trace dumper which uses the frame pointer is not yet in, I'm going to introduce it in a separate patch. Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
50 lines
1.4 KiB
Plaintext
50 lines
1.4 KiB
Plaintext
menu "Kernel hacking"
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source "lib/Kconfig.debug"
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config PT_PROXY
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bool "Enable ptrace proxy"
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depends on XTERM_CHAN && DEBUG_INFO && MODE_TT
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help
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This option enables a debugging interface which allows gdb to debug
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the kernel without needing to actually attach to kernel threads.
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If you want to do kernel debugging, say Y here; otherwise say N.
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config GPROF
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bool "Enable gprof support"
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depends on DEBUG_INFO && MODE_SKAS && !MODE_TT
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help
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This allows profiling of a User-Mode Linux kernel with the gprof
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utility.
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See <http://user-mode-linux.sourceforge.net/gprof.html> for more
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details.
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If you're involved in UML kernel development and want to use gprof,
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say Y. If you're unsure, say N.
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config GCOV
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bool "Enable gcov support"
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depends on DEBUG_INFO && MODE_SKAS
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help
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This option allows developers to retrieve coverage data from a UML
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session.
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See <http://user-mode-linux.sourceforge.net/gprof.html> for more
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details.
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If you're involved in UML kernel development and want to use gcov,
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say Y. If you're unsure, say N.
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config SYSCALL_DEBUG
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bool "Enable system call debugging"
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default N
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depends on DEBUG_INFO
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help
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This adds some system debugging to UML, including keeping a ring buffer
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with recent system calls and some global and per-task statistics.
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If unsure, say N
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endmenu
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