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Re: [PATCH 1/1] staging: lustre/lustre/obdclass/llog_cat.c: get rid of sparse context imbalance warning

Started byGreg Kroah-Hartman <gregkh@linuxfoundation.org>
First post2015-06-08 21:40 +0200
Last post2015-06-08 21:40 +0200
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  Re: [PATCH 1/1] staging: lustre/lustre/obdclass/llog_cat.c: get rid  of sparse context imbalance warning Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-06-08 21:40 +0200

#1160737 — Re: [PATCH 1/1] staging: lustre/lustre/obdclass/llog_cat.c: get rid of sparse context imbalance warning

FromGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Date2015-06-08 21:40 +0200
SubjectRe: [PATCH 1/1] staging: lustre/lustre/obdclass/llog_cat.c: get rid of sparse context imbalance warning
Message-ID<pzb3Q-8tx-21@gated-at.bofh.it>
On Wed, Jun 03, 2015 at 01:20:10PM -0700, Tolga Ceylan wrote:
> In llog_cat_new_log(), sparse emits a context imbalance (unexpected lock)
> warning due its inability to detect the noreturn attribute in
> lbug_with_lock() function inside LBUG macro. With this patch, we unlock
> the spinlock before checking the error condition to resolve this warning.

That's a bug in sparse, not in the code, please don't work around tool
bugs by changing kernel code.

thanks,

greg k-h
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