Re: [RFC] [PATCH] add TRAP_BAD_SYSCALL_EXITS config for i386

[Andrew Morton]

Andy Whitcroft <apw@xxxxxxxxxxxx> wrote:
>
> There seems to be code recently added to -bk and thereby -mm which supports
> extra debug for preempt on system call exit.  Oddly there doesn't seem
> to be configuration options to enable them.  Below is a possible patch
> to allow enabling this on i386.  Sadly the most obvious menu to add this
> to is the Kernel Hacking menu, but that is defined in architecture specific
> configuration.  If this makes sense I could patch the other arches?

The TRAP_BAD_SYSCALL stuff is actually a bloa^Wfeature which was added
via the kgdb patch, so it is not in -bk.

I've never used it, dunno what it does.  I'll roll your two patches into the
kgdb patches in -mm, thanks.
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