Re: [PATCH] configurable LOG_BUF_SIZE

Randy.Dunlap (rddunlap@osdl.org)
Mon, 6 Jan 2003 11:05:49 -0800 (PST)


On Mon, 6 Jan 2003, Tom Rini wrote:

| On Mon, Jan 06, 2003 at 10:57:01AM -0800, Randy.Dunlap wrote:
| > On Mon, 6 Jan 2003, Tom Rini wrote:
| >
| > | On Thu, Jan 02, 2003 at 03:09:17PM -0800, Randy.Dunlap wrote:
| > |
| > | > This patch to 2.5.54 make LOG_BUF_LEN a configurable option.
| > | > Actually its shift value is configurable, and that keeps it
| > | > a power of 2.
| > |
| > | Erm, why not just prompt for an int, slightly change the help wording,
| > | and then just give a default int value directly.
| > |
| > | Flexibility is good for everyone.
| >
| > Sure, I like that, but LOG_BUF_LEN must be a power of 2 (currently)
| > and I was trying not to rewrite that circular buffer code, that's all.
| > However, I will if that's desirable.
|
| I actually meant prompting for the shift value itself.

I did think of that, but it's too user-unfriendly IMO.
Heck, it's even developer-unfriendly IMO.

| > And kconfig doesn't have a way to enforce the selected value...
|
| That is a shame, I've had to resort to doing checks like that at compile
| time for that reason.
|
| > Linus also told me that he's not crazy about this change.
|
| Maybe he would be, if it was cleaner than the current code in the end.
| :)

-- 
~Randy

- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/