Re: [PATCH] gfs2: better code for translating characters
rae l wrote: > On 8/13/07, Denis Cheng <[EMAIL PROTECTED]> wrote: >> the original code could work, but I think this code could work better. >> >> Signed-off-by: Denis Cheng <[EMAIL PROTECTED]> >> --- >> fs/gfs2/ops_fstype.c |3 ++- >> 1 files changed, 2 insertions(+), 1 deletions(-) >> >> diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c >> index cf5aa50..b9a7759 100644 >> --- a/fs/gfs2/ops_fstype.c >> +++ b/fs/gfs2/ops_fstype.c >> @@ -145,7 +145,8 @@ static int init_names(struct gfs2_sbd *sdp, int silent) >> snprintf(sdp->sd_proto_name, GFS2_FSNAME_LEN, "%s", proto); >> snprintf(sdp->sd_table_name, GFS2_FSNAME_LEN, "%s", table); >> >> - while ((table = strchr(sdp->sd_table_name, '/'))) >> + table = sdp->sd_table_name; >> + while ((table = strchr(table, '/'))) >> *table = '_'; > Sorry, I don't know what the while loop really means, what's the > common case that slash character exists? if the '/' appears multiple, > the latter code would be better; however, if slash appears rarely, the > original would still be better. > Only if the compiler is stupid. -hpa - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH] gfs2: better code for translating characters
On 8/13/07, Denis Cheng <[EMAIL PROTECTED]> wrote: > the original code could work, but I think this code could work better. > > Signed-off-by: Denis Cheng <[EMAIL PROTECTED]> > --- > fs/gfs2/ops_fstype.c |3 ++- > 1 files changed, 2 insertions(+), 1 deletions(-) > > diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c > index cf5aa50..b9a7759 100644 > --- a/fs/gfs2/ops_fstype.c > +++ b/fs/gfs2/ops_fstype.c > @@ -145,7 +145,8 @@ static int init_names(struct gfs2_sbd *sdp, int silent) > snprintf(sdp->sd_proto_name, GFS2_FSNAME_LEN, "%s", proto); > snprintf(sdp->sd_table_name, GFS2_FSNAME_LEN, "%s", table); > > - while ((table = strchr(sdp->sd_table_name, '/'))) > + table = sdp->sd_table_name; > + while ((table = strchr(table, '/'))) > *table = '_'; Sorry, I don't know what the while loop really means, what's the common case that slash character exists? if the '/' appears multiple, the latter code would be better; however, if slash appears rarely, the original would still be better. > > out: > -- > 1.5.2.2 > > -- Denis Cheng Linux Application Developer "One of my most productive days was throwing away 1000 lines of code." - Ken Thompson. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH] gfs2: better code for translating characters
the original code could work, but I think this code could work better. Signed-off-by: Denis Cheng <[EMAIL PROTECTED]> --- fs/gfs2/ops_fstype.c |3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c index cf5aa50..b9a7759 100644 --- a/fs/gfs2/ops_fstype.c +++ b/fs/gfs2/ops_fstype.c @@ -145,7 +145,8 @@ static int init_names(struct gfs2_sbd *sdp, int silent) snprintf(sdp->sd_proto_name, GFS2_FSNAME_LEN, "%s", proto); snprintf(sdp->sd_table_name, GFS2_FSNAME_LEN, "%s", table); - while ((table = strchr(sdp->sd_table_name, '/'))) + table = sdp->sd_table_name; + while ((table = strchr(table, '/'))) *table = '_'; out: -- 1.5.2.2 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[PATCH] gfs2: better code for translating characters
the original code could work, but I think this code could work better. Signed-off-by: Denis Cheng [EMAIL PROTECTED] --- fs/gfs2/ops_fstype.c |3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c index cf5aa50..b9a7759 100644 --- a/fs/gfs2/ops_fstype.c +++ b/fs/gfs2/ops_fstype.c @@ -145,7 +145,8 @@ static int init_names(struct gfs2_sbd *sdp, int silent) snprintf(sdp-sd_proto_name, GFS2_FSNAME_LEN, %s, proto); snprintf(sdp-sd_table_name, GFS2_FSNAME_LEN, %s, table); - while ((table = strchr(sdp-sd_table_name, '/'))) + table = sdp-sd_table_name; + while ((table = strchr(table, '/'))) *table = '_'; out: -- 1.5.2.2 - To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH] gfs2: better code for translating characters
On 8/13/07, Denis Cheng [EMAIL PROTECTED] wrote: the original code could work, but I think this code could work better. Signed-off-by: Denis Cheng [EMAIL PROTECTED] --- fs/gfs2/ops_fstype.c |3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c index cf5aa50..b9a7759 100644 --- a/fs/gfs2/ops_fstype.c +++ b/fs/gfs2/ops_fstype.c @@ -145,7 +145,8 @@ static int init_names(struct gfs2_sbd *sdp, int silent) snprintf(sdp-sd_proto_name, GFS2_FSNAME_LEN, %s, proto); snprintf(sdp-sd_table_name, GFS2_FSNAME_LEN, %s, table); - while ((table = strchr(sdp-sd_table_name, '/'))) + table = sdp-sd_table_name; + while ((table = strchr(table, '/'))) *table = '_'; Sorry, I don't know what the while loop really means, what's the common case that slash character exists? if the '/' appears multiple, the latter code would be better; however, if slash appears rarely, the original would still be better. out: -- 1.5.2.2 -- Denis Cheng Linux Application Developer One of my most productive days was throwing away 1000 lines of code. - Ken Thompson. - To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Re: [PATCH] gfs2: better code for translating characters
rae l wrote: On 8/13/07, Denis Cheng [EMAIL PROTECTED] wrote: the original code could work, but I think this code could work better. Signed-off-by: Denis Cheng [EMAIL PROTECTED] --- fs/gfs2/ops_fstype.c |3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c index cf5aa50..b9a7759 100644 --- a/fs/gfs2/ops_fstype.c +++ b/fs/gfs2/ops_fstype.c @@ -145,7 +145,8 @@ static int init_names(struct gfs2_sbd *sdp, int silent) snprintf(sdp-sd_proto_name, GFS2_FSNAME_LEN, %s, proto); snprintf(sdp-sd_table_name, GFS2_FSNAME_LEN, %s, table); - while ((table = strchr(sdp-sd_table_name, '/'))) + table = sdp-sd_table_name; + while ((table = strchr(table, '/'))) *table = '_'; Sorry, I don't know what the while loop really means, what's the common case that slash character exists? if the '/' appears multiple, the latter code would be better; however, if slash appears rarely, the original would still be better. Only if the compiler is stupid. -hpa - To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/