Re: [PATCH] gdb: linux: make SB_* constants gdb-parsed

From: Kieran Bingham
Date: Wed Jun 14 2023 - 04:49:23 EST


Hi Johannes,

Quoting Johannes Berg (2023-06-13 20:11:59)
> From: Johannes Berg <johannes.berg@xxxxxxxxx>
>
> These now contain "UL" suffixes due to the use of BIT(),
> so they need to be parsed by gdb since python doesn't
> understand that.
>
Thank you for the patch, however there is an existing patch [0] submitted
and on it's way upstream [1] to resolve this.

[0] https://lore.kernel.org/all/20230607221337.2781730-1-florian.fainelli@xxxxxxxxxxxx/
[1] https://lore.kernel.org/all/20230609004453.2AAEEC433EF@xxxxxxxxxxxxxxx/

> Also fix a comment typo while at it.
>

This typo wasn't fixed though. Perhaps that's worth a separate patch if
you wish ...

--
Regards

Kieran

> ticket=none
>
> Fixes: f15afbd34d8f ("fs: fix undefined behavior in bit shift for SB_NOUSER")
> Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
> ---
> scripts/gdb/linux/constants.py.in | 14 +++++++-------
> 1 file changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/scripts/gdb/linux/constants.py.in b/scripts/gdb/linux/constants.py.in
> index 471300ba176c..646fffddd862 100644
> --- a/scripts/gdb/linux/constants.py.in
> +++ b/scripts/gdb/linux/constants.py.in
> @@ -48,14 +48,14 @@ if IS_BUILTIN(CONFIG_COMMON_CLK):
> LX_GDBPARSED(CLK_GET_RATE_NOCACHE)
>
> /* linux/fs.h */
> -LX_VALUE(SB_RDONLY)
> -LX_VALUE(SB_SYNCHRONOUS)
> -LX_VALUE(SB_MANDLOCK)
> -LX_VALUE(SB_DIRSYNC)
> -LX_VALUE(SB_NOATIME)
> -LX_VALUE(SB_NODIRATIME)
> +LX_GDBPARSED(SB_RDONLY)
> +LX_GDBPARSED(SB_SYNCHRONOUS)
> +LX_GDBPARSED(SB_MANDLOCK)
> +LX_GDBPARSED(SB_DIRSYNC)
> +LX_GDBPARSED(SB_NOATIME)
> +LX_GDBPARSED(SB_NODIRATIME)
>
> -/* linux/htimer.h */
> +/* linux/hrtimer.h */
> LX_GDBPARSED(hrtimer_resolution)
>
> /* linux/irq.h */
> --
> 2.40.1
>