From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wolfram Sang Date: Sun, 03 Apr 2016 08:25:13 +0000 Subject: Re: [PATCH v3 09/11] i2c: rcar: revoke START request early Message-Id: <20160403082513.GA1404@katana> MIME-Version: 1 Content-Type: multipart/mixed; boundary="45Z9DzgjV8m4Oswq" List-Id: References: <1447948611-2615-1-git-send-email-wsa@the-dreams.de> <1447948611-2615-10-git-send-email-wsa@the-dreams.de> <56FD9080.4090203@cogentembedded.com> <20160331224838.GA7381@katana> <56FED245.4010503@cogentembedded.com> <20160401201415.GA25936@katana> <56FEFEC4.6010401@cogentembedded.com> <20160402072726.GA1384@katana> <56FFC06F.70108@cogentembedded.com> In-Reply-To: <56FFC06F.70108@cogentembedded.com> To: Sergei Shtylyov Cc: linux-i2c@vger.kernel.org, linux-sh@vger.kernel.org, Magnus Damm , Simon Horman , Laurent Pinchart , Geert Uytterhoeven , Kuninori Morimoto , Yoshihiro Shimoda , "stable@vger.kernel.org" , "linux-renesas-soc@vger.kernel.org" --45Z9DzgjV8m4Oswq Content-Type: text/plain; charset=us-ascii Content-Disposition: inline > And I still don't feel good about the patch removing the spinlock -- I'm > not sure it's SMP-safe... In what scenario? --45Z9DzgjV8m4Oswq Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJXANNpAAoJEBQN5MwUoCm2EdQP/3NPWdgSJu4nXPrwT6tveDGH J9Nbx4hpwES0qnZHqKtTcuLJWSfR9pKcydFifepTrdacEc1a+1HzpCcISDjNWuN+ NcZR1zEkGbe6NEETNNidPEIsxep5vKhXj1erA57Jf5XxsdLK2LOqf2OwFE8RU5s5 yqCWA6MsTKkpnUP6sCr6Eh8A74uKdWGj3ayWIXmIYD5ZozX842nWAJrJpMWdy4b4 gptt2V+P/q5x3Xl8KYMjT5M81i8Bt/fnZmAGjSAKRrK9wSJ6wahabUVGcgAiKuzJ ur2uC0JWsXRnqR3U0SPLGYv1DGt4KHJcjvusHcvyNyAxql2r+mFxJIQl3MAbEQIG mRS0VIjNF+/ZsHD8KeYqrypFmM30M9QFnHWfjSsp37GsUdAnucHLrorvAY/nfy0N 3zRI7E8asrh0DyIlbW2iWDY41iD6E9tsAHdIZ7c0KW02mLLDbEfJct0elhsfvIOm RhkMAeK5HltCPLhuEYx9EvMWcIRx6MucgOwZoG/QovrCOXxwMFAAldxwV7x/gkpr XSJMrfaIURbqrkgZtK4KC7wInxriGe1Hedx1IdpNePjWvtNy29bOaMPX4quU3EI3 OS0hlEhVTa/qM32yF1MhiiYl4XnXEGFqY9PeUlS/Mk2nVSKMaAJQW2aL70RUbuR5 v4JXjkJyT/OwbXPTYjrg =1YJj -----END PGP SIGNATURE----- --45Z9DzgjV8m4Oswq-- From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wolfram Sang Subject: Re: [PATCH v3 09/11] i2c: rcar: revoke START request early Date: Sun, 3 Apr 2016 10:25:13 +0200 Message-ID: <20160403082513.GA1404@katana> References: <1447948611-2615-1-git-send-email-wsa@the-dreams.de> <1447948611-2615-10-git-send-email-wsa@the-dreams.de> <56FD9080.4090203@cogentembedded.com> <20160331224838.GA7381@katana> <56FED245.4010503@cogentembedded.com> <20160401201415.GA25936@katana> <56FEFEC4.6010401@cogentembedded.com> <20160402072726.GA1384@katana> <56FFC06F.70108@cogentembedded.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="45Z9DzgjV8m4Oswq" Return-path: Content-Disposition: inline In-Reply-To: <56FFC06F.70108@cogentembedded.com> Sender: linux-sh-owner@vger.kernel.org To: Sergei Shtylyov Cc: linux-i2c@vger.kernel.org, linux-sh@vger.kernel.org, Magnus Damm , Simon Horman , Laurent Pinchart , Geert Uytterhoeven , Kuninori Morimoto , Yoshihiro Shimoda , "stable@vger.kernel.org" , "linux-renesas-soc@vger.kernel.org" List-Id: linux-i2c@vger.kernel.org --45Z9DzgjV8m4Oswq Content-Type: text/plain; charset=us-ascii Content-Disposition: inline > And I still don't feel good about the patch removing the spinlock -- I'm > not sure it's SMP-safe... In what scenario? --45Z9DzgjV8m4Oswq Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJXANNpAAoJEBQN5MwUoCm2EdQP/3NPWdgSJu4nXPrwT6tveDGH J9Nbx4hpwES0qnZHqKtTcuLJWSfR9pKcydFifepTrdacEc1a+1HzpCcISDjNWuN+ NcZR1zEkGbe6NEETNNidPEIsxep5vKhXj1erA57Jf5XxsdLK2LOqf2OwFE8RU5s5 yqCWA6MsTKkpnUP6sCr6Eh8A74uKdWGj3ayWIXmIYD5ZozX842nWAJrJpMWdy4b4 gptt2V+P/q5x3Xl8KYMjT5M81i8Bt/fnZmAGjSAKRrK9wSJ6wahabUVGcgAiKuzJ ur2uC0JWsXRnqR3U0SPLGYv1DGt4KHJcjvusHcvyNyAxql2r+mFxJIQl3MAbEQIG mRS0VIjNF+/ZsHD8KeYqrypFmM30M9QFnHWfjSsp37GsUdAnucHLrorvAY/nfy0N 3zRI7E8asrh0DyIlbW2iWDY41iD6E9tsAHdIZ7c0KW02mLLDbEfJct0elhsfvIOm RhkMAeK5HltCPLhuEYx9EvMWcIRx6MucgOwZoG/QovrCOXxwMFAAldxwV7x/gkpr XSJMrfaIURbqrkgZtK4KC7wInxriGe1Hedx1IdpNePjWvtNy29bOaMPX4quU3EI3 OS0hlEhVTa/qM32yF1MhiiYl4XnXEGFqY9PeUlS/Mk2nVSKMaAJQW2aL70RUbuR5 v4JXjkJyT/OwbXPTYjrg =1YJj -----END PGP SIGNATURE----- --45Z9DzgjV8m4Oswq--