Re: [PATCH -next] get_maintainer: Improve "Author:" rolestats

From: Chen Gang
Date: Mon Nov 04 2013 - 21:23:58 EST


On 11/05/2013 05:54 AM, Joe Perches wrote:
> Add this to "try this"...
>
> Chen Gang's defect is because his git repository branch
> had a commit he authored but where did not add his signature.
>

Hmm... for pure next-20131101 tree in my git directory and the demo
patches in attachment, it will cause this issue.

And excuse me, I am not quite familiar with git, could you provide more
details (e.g. where the special difference of the demo patches or the
pure next-20131101 tree in my git directory)? thanks.

> Also, there's a defect in function vcs_find_signers.
> It should only return the commit count and array references.
>
> If there are no signers in the commit history interval specified,
> then the "authors" array is added to the "signers" array and
> returned as a single array.
>
> Use references instead.
>
> Make sure that references are defined in the places
> that vcs_find_signers is called.
>

After apply the patch below, it can work well.

Tested-by Chen Gang <gang.chen@xxxxxxxxxxx>



> Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>
> ---
> scripts/get_maintainer.pl | 21 +++++++++++----------
> 1 file changed, 11 insertions(+), 10 deletions(-)
>
> diff --git a/scripts/get_maintainer.pl b/scripts/get_maintainer.pl
> index ee9adb8..9c3986f 100755
> --- a/scripts/get_maintainer.pl
> +++ b/scripts/get_maintainer.pl
> @@ -128,7 +128,7 @@ my %VCS_cmds_git = (
> "blame_commit_pattern" => "^([0-9a-f]+) ",
> "author_pattern" => "^GitAuthor: (.*)",
> "subject_pattern" => "^GitSubject: (.*)",
> - "stat_pattern" => "(\\d+)\\t(\\d+)\\t\$file",
> + "stat_pattern" => "^(\\d+)\\t(\\d+)\\t\$file\$",
> );
>
> my %VCS_cmds_hg = (
> @@ -156,7 +156,7 @@ my %VCS_cmds_hg = (
> "blame_commit_pattern" => "^([ 0-9a-f]+):",
> "author_pattern" => "^HgAuthor: (.*)",
> "subject_pattern" => "^HgSubject: (.*)",
> - "stat_pattern" => "(\\d+)\t(\\d+)\t\$file",
> + "stat_pattern" => "^(\\d+)\t(\\d+)\t\$file\$",
> );
>
> my $conf = which_conf(".get_maintainer.conf");
> @@ -1297,7 +1297,7 @@ sub vcs_find_signers {
>
> # print("stats: <@stats>\n");
>
> - return (0, @signatures, @authors) if !@signatures;
> + return (0, \@signatures, \@authors, \@stats) if !@signatures;
>
> save_commits_by_author(@lines) if ($interactive);
> save_commits_by_signer(@lines) if ($interactive);
> @@ -1880,9 +1880,10 @@ sub vcs_file_signoffs {
> $cmd =~ s/(\$\w+)/$1/eeg; # interpolate $cmd
>
> ($commits, $signers_ref, $authors_ref, $stats_ref) = vcs_find_signers($cmd, $file);
> - @signers = @{$signers_ref};
> - @authors = @{$authors_ref};
> - @stats = @{$stats_ref};
> +
> + @signers = @{$signers_ref} if defined $signers_ref;
> + @authors = @{$authors_ref} if defined $authors_ref;
> + @stats = @{$stats_ref} if defined $stats_ref;
>
> # print("commits: <$commits>\nsigners:<@signers>\nauthors: <@authors>\nstats: <@stats>\n");
>
> @@ -1965,8 +1966,8 @@ sub vcs_file_blame {
> $cmd =~ s/(\$\w+)/$1/eeg; #substitute variables in $cmd
>
> ($commit_count, $commit_signers_ref, $commit_authors_ref, $stats_ref) = vcs_find_signers($cmd, $file);
> - @commit_authors = @{$commit_authors_ref};
> - @commit_signers = @{$commit_signers_ref};
> + @commit_authors = @{$commit_authors_ref} if defined $commit_authors_ref;
> + @commit_signers = @{$commit_signers_ref} if defined $commit_signers_ref;
>
> push(@signers, @commit_signers);
> } else {
> @@ -1983,8 +1984,8 @@ sub vcs_file_blame {
> $cmd =~ s/(\$\w+)/$1/eeg; #substitute variables in $cmd
>
> ($commit_count, $commit_signers_ref, $commit_authors_ref, $stats_ref) = vcs_find_signers($cmd, $file);
> - @commit_authors = @{$commit_authors_ref};
> - @commit_signers = @{$commit_signers_ref};
> + @commit_authors = @{$commit_authors_ref} if defined $commit_authors_ref;
> + @commit_signers = @{$commit_signers_ref} if defined $commit_signers_ref;
>
> push(@signers, @commit_signers);
> }
>
>
>
>


--
Chen Gang
Subject: [PATCH] hexagon: kernel: remove useless variables 'dn', 'r' and 'err' in time_init_deferred() in "time.c"
Date: Fri, 01 Nov 2013 19:07:48 +0800
From: Chen Gang <gang.chen@xxxxxxxxxxx>

Remove them, since they are useless. The related warnings (with
allmodconfig for v4):

CC arch/hexagon/kernel/time.o
arch/hexagon/kernel/time.c: In function 'time_init_deferred':
arch/hexagon/kernel/time.c:196: warning: unused variable 'err'
arch/hexagon/kernel/time.c:195: warning: unused variable 'r'
arch/hexagon/kernel/time.c:194: warning: unused variable 'dn'


Signed-off-by: Chen Gang <gang.chen@xxxxxxxxxxx>
---
arch/hexagon/kernel/time.c | 3 ---
1 files changed, 0 insertions(+), 3 deletions(-)

diff --git a/arch/hexagon/kernel/time.c b/arch/hexagon/kernel/time.c
index 9903fad..d0c4f5a 100644
--- a/arch/hexagon/kernel/time.c
+++ b/arch/hexagon/kernel/time.c
@@ -191,9 +191,6 @@ void __init time_init_deferred(void)
{
struct resource *resource = NULL;
struct clock_event_device *ce_dev = &hexagon_clockevent_dev;
- struct device_node *dn;
- struct resource r;
- int err;

ce_dev->cpumask = cpu_all_mask;

--
1.7.7.6





-------- Original Message --------
Subject: [PATCH] hexagon: include: asm: kgdb: extend DBG_MAX_REG_NUM for "cs0/1"
Date: Fri, 01 Nov 2013 19:55:38 +0800
From: Chen Gang <gang.chen@xxxxxxxxxxx>
To: Richard Kuo <rkuo@xxxxxxxxxxxxxx>
CC: linux-hexagon@xxxxxxxxxxxxxxx

Need extend maximized number for "cs0/1", the related warning (with
allmodconfig for v4):

arch/hexagon/kernel/kgdb.c:79: warning: excess elements in array initializer
arch/hexagon/kernel/kgdb.c:79: warning: (near initialization for 'dbg_reg_def')
arch/hexagon/kernel/kgdb.c:80: warning: excess elements in array initializer
arch/hexagon/kernel/kgdb.c:80: warning: (near initialization for 'dbg_reg_def')


Signed-off-by: Chen Gang <gang.chen@xxxxxxxxxxx>
---
arch/hexagon/include/asm/kgdb.h | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/arch/hexagon/include/asm/kgdb.h b/arch/hexagon/include/asm/kgdb.h
index 32a6fb6..ccd3ac3 100644
--- a/arch/hexagon/include/asm/kgdb.h
+++ b/arch/hexagon/include/asm/kgdb.h
@@ -34,10 +34,11 @@ static inline void arch_kgdb_breakpoint(void)
* 32 gpr + sa0/1 + lc0/1 + m0/1 + gp + ugp + pred + pc = 42 total.
* vm regs = psp+elr+est+badva = 4
* syscall+restart = 2 more
- * so 48 = 42 +4 + 2
+ * also add cs0/1 = 2
+ * so 48 = 42 + 4 + 2 + 2
*/
#define DBG_USER_REGS 42
-#define DBG_MAX_REG_NUM (DBG_USER_REGS + 6)
+#define DBG_MAX_REG_NUM (DBG_USER_REGS + 8)
#define NUMREGBYTES (DBG_MAX_REG_NUM*4)

#endif /* __HEXAGON_KGDB_H__ */
--
1.7.7.6