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Groups > linux.kernel > #1459031
| From | Joe Perches <joe@perches.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH V3] printk: Create pr_<level> functions |
| Date | 2016-08-09 19:40 +0200 |
| Message-ID | <s4jap-2dp-11@gated-at.bofh.it> (permalink) |
| References | <rNkPf-7CD-3@gated-at.bofh.it> <rNqhX-2Uf-7@gated-at.bofh.it> <s4iHn-20B-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Tue, 2016-08-09 at 19:01 +0200, Geert Uytterhoeven wrote: > On Fri, Jun 24, 2016 at 5:46 AM, Joe Perches <joe@perches.com> wrote: > > Using functions instead of macros can reduce overall code size > > by eliminating unnecessary "KERN_SOH" prefixes from > > format strings. > This change, commit 874f9c7da9a4acbc1 upstream, seems to have an > (unintendent?) side-effect. > > Before, pr_*() calls without a trailing newline characters would be printed > with a newline character appended, both on the console and in the output > of the dmesg command. > After this commit, no new line character is appended, and the output of > the next pr_*() call of the same type may be appended, like in: > > - Truncating RAM at 0x0000000040000000-0x00000000c0000000 to > -0x0000000070000000 > - Ignoring RAM at 0x0000000200000000-0x0000000240000000 (!CONFIG_HIGHMEM) > + Truncating RAM at 0x0000000040000000-0x00000000c0000000 to > -0x0000000070000000Ignoring RAM at > 0x0000000200000000-0x0000000240000000 (!CONFIG_HIGHMEM) > > I don't know why this is happening, hence I had to use git bisect to find > the offending commit. The newline handling code inside vprintk_emit is a bit involved and for now I suggest a revert until this has all the same behavior as earlier.
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Re: [PATCH V3] printk: Create pr_<level> functions Geert Uytterhoeven <geert@linux-m68k.org> - 2016-08-09 19:10 +0200 Re: [PATCH V3] printk: Create pr_<level> functions Joe Perches <joe@perches.com> - 2016-08-09 19:10 +0200 Re: [PATCH V3] printk: Create pr_<level> functions Joe Perches <joe@perches.com> - 2016-08-09 19:40 +0200
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