From: Ajith Adapa <adapa.ajith@gmail.com>
To: linux-newbie@vger.kernel.org
Subject: Regarding spin_lock_bh
Date: Tue, 5 Mar 2013 21:00:10 +0530 [thread overview]
Message-ID: <CADAe=+Ku9kOdBYY7WQin16AdrS3WvKq17g6U0Kkk6+8SSu29iw@mail.gmail.com> (raw)
Hi,
I am trying to learn Bottom halves and I have a doubt regarding usage
of spin_lock_bh. what exactly is the need for it can't we use
spin_lock ??
For E.G. in net/bridge/br_ioctl.c we use spin_lock_bh to do operations
like get and set. Can't we use spin_lock in this case ?
Regards,
Ajith
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reply other threads:[~2013-03-05 15:30 UTC|newest]
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