Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1337788
| From | Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v1] tty: serial: Use GFP_ATOMIC instead of GFP_KERNEL in serial8250_em485_init() |
| Date | 2016-02-19 00:50 +0100 |
| Message-ID | <r3GuB-4Gv-13@gated-at.bofh.it> (permalink) |
| References | <r3BOh-1ky-1@gated-at.bofh.it> <r3Dn4-2Bf-7@gated-at.bofh.it> <r3Dn4-2Bf-13@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Thu, Feb 18, 2016 at 11:29:07PM +0300, Matwey V. Kornilov wrote:
> 2016-02-18 23:21 GMT+03:00 Andy Shevchenko <andy.shevchenko@gmail.com>:
> > On Thu, Feb 18, 2016 at 8:47 PM, Matwey V. Kornilov <matwey@sai.msu.ru> wrote:
> >> serial8250_em485_init() is supposed to be protected with
> >> p->port.lock spinlock.
> >> This may lead to issues when kmalloc sleeps, so it is better to use
> >> GFP_ATOMIC in this spinlocked context.
> >>
> >> Fixes: e490c9144cfa ("tty: Add software emulated RS485 support for 8250")
> >> Reported-by: <torso.nafi@gmail.com>
> >
> > Hmm... Can't we put Cyrillic characters to tags as name of a person?
>
> I am afraid non-ASCII will break something eventually. I think it
> would be better to ask Ilias to put his name in proper latin
> transcription here.
Why, we accept non-ASCII names all the time, why would we not do so?
Please fix up and resend.
thansk,
greg k-h
Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
[PATCH v1] tty: serial: Use GFP_ATOMIC instead of GFP_KERNEL in serial8250_em485_init() "Matwey V. Kornilov" <matwey@sai.msu.ru> - 2016-02-18 19:50 +0100
Re: [PATCH v1] tty: serial: Use GFP_ATOMIC instead of GFP_KERNEL in serial8250_em485_init() Andy Shevchenko <andy.shevchenko@gmail.com> - 2016-02-18 21:30 +0100
Re: [PATCH v1] tty: serial: Use GFP_ATOMIC instead of GFP_KERNEL in serial8250_em485_init() "Matwey V. Kornilov" <matwey@sai.msu.ru> - 2016-02-18 21:30 +0100
Re: [PATCH v1] tty: serial: Use GFP_ATOMIC instead of GFP_KERNEL in serial8250_em485_init() Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-02-19 00:50 +0100
Re: [PATCH v1] tty: serial: Use GFP_ATOMIC instead of GFP_KERNEL in serial8250_em485_init() "Matwey V. Kornilov" <matwey@sai.msu.ru> - 2016-02-19 06:40 +0100
Re: [PATCH v1] tty: serial: Use GFP_ATOMIC instead of GFP_KERNEL in serial8250_em485_init() Ильяс Гасанов <torso.nafi@gmail.com> - 2016-02-19 13:00 +0100
csiph-web