| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-Id: <1363867800-23861-6-git-send-email-mika.westerberg@linux.intel.com> Date: Thu, 21 Mar 2013 14:09:59 +0200 From: Mika Westerberg <mika.westerberg@...ux.intel.com> To: linux-kernel@...r.kernel.org Cc: linux-i2c@...r.kernel.org, Wolfram Sang <wsa@...-dreams.de>, ben-linux@...ff.org, Jean Delvare <khali@...ux-fr.org>, Andy Shevchenko <andriy.shevchenko@...ux.intel.com>, Christian Ruppert <christian.ruppert@...lis.com>, Mika Westerberg <mika.westerberg@...ux.intel.com> Subject: [PATCH 6/7] i2c-designware: use usleep_range() in the busy-loop This is not an atomic context so there is no need to use mdelay() but instead use usleep_range(). Signed-off-by: Mika Westerberg <mika.westerberg@...ux.intel.com> --- drivers/i2c/busses/i2c-designware-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/i2c/busses/i2c-designware-core.c b/drivers/i2c/busses/i2c-designware-core.c index 0e4f531..0849648 100644 --- a/drivers/i2c/busses/i2c-designware-core.c +++ b/drivers/i2c/busses/i2c-designware-core.c @@ -350,7 +350,7 @@ static int i2c_dw_wait_bus_not_busy(struct dw_i2c_dev *dev) return -ETIMEDOUT; } timeout--; - mdelay(1); + usleep_range(1000, 1100); } return 0; -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists