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Re: [PATCH RFC v3 0/8] kernel-hacking: introduce CONFIG_NO_AUTO_INLINE
- To: Brendan Jackman <jackmanb@xxxxxxxxxx>
- From: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
- Date: Thu, 1 May 2025 17:50:42 +0200
- Cc: Christoph Hellwig <hch@xxxxxx>, chenlinxuan@xxxxxxxxxxxxx, Keith Busch <kbusch@xxxxxxxxxx>, Jens Axboe <axboe@xxxxxxxxx>, Sagi Grimberg <sagi@xxxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Yishai Hadas <yishaih@xxxxxxxxxx>, Jason Gunthorpe <jgg@xxxxxxxx>, Shameer Kolothum <shameerali.kolothum.thodi@xxxxxxxxxx>, Kevin Tian <kevin.tian@xxxxxxxxx>, Alex Williamson <alex.williamson@xxxxxxxxxx>, Peter Huewe <peterhuewe@xxxxxx>, Jarkko Sakkinen <jarkko@xxxxxxxxxx>, Masahiro Yamada <masahiroy@xxxxxxxxxx>, Nathan Chancellor <nathan@xxxxxxxxxx>, Nicolas Schier <nicolas.schier@xxxxxxxxx>, Nick Desaulniers <nick.desaulniers+lkml@xxxxxxxxx>, Bill Wendling <morbo@xxxxxxxxxx>, Justin Stitt <justinstitt@xxxxxxxxxx>, Vlastimil Babka <vbabka@xxxxxxx>, Suren Baghdasaryan <surenb@xxxxxxxxxx>, Michal Hocko <mhocko@xxxxxxxx>, Johannes Weiner <hannes@xxxxxxxxxxx>, Zi Yan <ziy@xxxxxxxxxx>, Mathieu Desnoyers <mathieu.desnoyers@xxxxxxxxxxxx>, "Paul E. McKenney" <paulmck@xxxxxxxxxx>, Boqun Feng <boqun.feng@xxxxxxxxx>, Dmitry Vyukov <dvyukov@xxxxxxxxxx>, Andrey Konovalov <andreyknvl@xxxxxxxxx>, Juergen Gross <jgross@xxxxxxxx>, Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Borislav Petkov <bp@xxxxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, x86@xxxxxxxxxx, "H. Peter Anvin" <hpa@xxxxxxxxx>, linux-nvme@xxxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, kvm@xxxxxxxxxxxxxxx, virtualization@xxxxxxxxxxxxxxx, linux-integrity@xxxxxxxxxxxxxxx, linux-kbuild@xxxxxxxxxxxxxxx, llvm@xxxxxxxxxxxxxxx, Winston Wen <wentao@xxxxxxxxxxxxx>, kasan-dev@xxxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx, Changbin Du <changbin.du@xxxxxxxxx>, Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Thu, 01 May 2025 15:51:15 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On Thu, May 01, 2025 at 03:22:55PM +0000, Brendan Jackman wrote:
> Whereas enlarging the pool of functions that you can _optionally target_
> for tracing, or nice reliable breakpoints in GDB, and disasm that's
> easier to mentally map back to C, seems like a helpful improvement for
> test builds. Personally I sometimes spam a bunch of `noinline` into code
> I'm debugging so this seems like a way to just slap that same thing on
> the whole tree without dirtying the code, right?
Dunno, I'm more of the printk school of debugging. Very rarely do I
bother with GDB (so rare in fact that I have to look up how to even do
this).
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