* Re: [Patch v3 1/2] lustre: Parantheses added for Macro argument to avoid precedence issues [not found] ` <VI1PR0901MB16166F494E9CECB93E1CD478A4040@VI1PR0901MB1616.eurprd09.prod.outlook.com> @ 2017-04-18 15:50 ` greg 2017-04-19 1:21 ` Dilger, Andreas 0 siblings, 1 reply; 2+ messages in thread From: greg @ 2017-04-18 15:50 UTC (permalink / raw) To: Rishiraj Manwatkar Cc: lustre-devel, devel, linux-kernel, andreas.dilger, oleg.drokin On Sat, Apr 15, 2017 at 01:50:42PM +0000, Rishiraj Manwatkar wrote: > Parantheses are added for Macro argument, to avoid precedence issues. > > Signed-off-by: Rishiraj Manwatkar <manwatkar@outlook.com> > --- > v1 -> v2: Added mailing list in cc. > v2 -> v3: Changed From: to be same as Signed-off-by:. > drivers/staging/lustre/lustre/obdclass/cl_io.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/staging/lustre/lustre/obdclass/cl_io.c b/drivers/staging/lustre/lustre/obdclass/cl_io.c > index ee7d677..0997254 100755 > --- a/drivers/staging/lustre/lustre/obdclass/cl_io.c > +++ b/drivers/staging/lustre/lustre/obdclass/cl_io.c > @@ -52,9 +52,9 @@ > */ > > #define cl_io_for_each(slice, io) \ > - list_for_each_entry((slice), &io->ci_layers, cis_linkage) > + list_for_each_entry((slice), &(io)->ci_layers, cis_linkage) Really? There is no precedence issues that I can see here, sorry. thanks, greg k-h ^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [Patch v3 1/2] lustre: Parantheses added for Macro argument to avoid precedence issues 2017-04-18 15:50 ` [Patch v3 1/2] lustre: Parantheses added for Macro argument to avoid precedence issues greg @ 2017-04-19 1:21 ` Dilger, Andreas 0 siblings, 0 replies; 2+ messages in thread From: Dilger, Andreas @ 2017-04-19 1:21 UTC (permalink / raw) To: greg; +Cc: Rishiraj Manwatkar, lustre-devel, devel, linux-kernel, Drokin, Oleg On Apr 18, 2017, at 09:50, greg@kroah.com wrote: > > On Sat, Apr 15, 2017 at 01:50:42PM +0000, Rishiraj Manwatkar wrote: >> Subject: [Patch v3 1/2] lustre: Parantheses added for Macro argument to avoid precedence issues (typo) s/Parantheses/parenthesis/ s/Macro/macro/ The Subject line (excluding [PATCH] part) should be under 60 >> Parantheses are added for Macro argument, to avoid precedence issues. Should be something like: Subject: [PATCH v4 1/2] staging/lustre: add parenthesis to macro arguments Add parenthesis to cl_io_for_each() macro to avoid potential issues with unexpected argument expansion in CPP. >> Signed-off-by: Rishiraj Manwatkar <manwatkar@outlook.com> >> --- >> v1 -> v2: Added mailing list in cc. >> v2 -> v3: Changed From: to be same as Signed-off-by:. >> drivers/staging/lustre/lustre/obdclass/cl_io.c | 4 ++-- >> 1 file changed, 2 insertions(+), 2 deletions(-) >> >> diff --git a/drivers/staging/lustre/lustre/obdclass/cl_io.c b/drivers/staging/lustre/lustre/obdclass/cl_io.c >> index ee7d677..0997254 100755 >> --- a/drivers/staging/lustre/lustre/obdclass/cl_io.c >> +++ b/drivers/staging/lustre/lustre/obdclass/cl_io.c >> @@ -52,9 +52,9 @@ >> */ >> >> #define cl_io_for_each(slice, io) \ >> - list_for_each_entry((slice), &io->ci_layers, cis_linkage) >> + list_for_each_entry((slice), &(io)->ci_layers, cis_linkage) > > Really? There is no precedence issues that I can see here, sorry. Cheers, Andreas -- Andreas Dilger Lustre Principal Architect Intel Corporation ^ permalink raw reply [flat|nested] 2+ messages in thread
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2017-04-18 15:50 ` [Patch v3 1/2] lustre: Parantheses added for Macro argument to avoid precedence issues greg
2017-04-19 1:21 ` Dilger, Andreas
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