Discussion:
[PATCH] lscp: always show snapshots, even if marked minor
Dan McGee
2014-09-01 19:48:46 UTC
Permalink
When the average user types `lscp` and doesn't see the snapshot they
just tried to make, it can be very confusing. Add an additional check
to ensure snapshots are never omitted from lscp output.

Signed-off-by: Dan McGee <dan-fd97jBR+K/***@public.gmane.org>
---

Thoughts? I notice this quite often due to a "snapshot-on-shutdown" job I have
running on my machine, and it is very odd to not see this snapshot listed next
time I boot up and run `lscp -r | less`.

bin/lscp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bin/lscp.c b/bin/lscp.c
index 2de81b6..6803657 100644
--- a/bin/lscp.c
+++ b/bin/lscp.c
@@ -159,7 +159,7 @@ static int lscp_forward_cpinfo(struct nilfs *nilfs,
break;

for (cpi = cpinfos; cpi < cpinfos + n; cpi++) {
- if (show_all || !nilfs_cpinfo_minor(cpi)) {
+ if (show_all || nilfs_cpinfo_snapshot(cpi) || !nilfs_cpinfo_minor(cpi)) {
lscp_print_cpinfo(cpi);
rest--;
}
--
2.1.0

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Ryusuke Konishi
2014-09-02 17:30:57 UTC
Permalink
Post by Dan McGee
When the average user types `lscp` and doesn't see the snapshot they
just tried to make, it can be very confusing. Add an additional check
to ensure snapshots are never omitted from lscp output.
---
Thoughts? I notice this quite often due to a "snapshot-on-shutdown" job I have
running on my machine, and it is very odd to not see this snapshot listed next
time I boot up and run `lscp -r | less`.
bin/lscp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/bin/lscp.c b/bin/lscp.c
index 2de81b6..6803657 100644
--- a/bin/lscp.c
+++ b/bin/lscp.c
@@ -159,7 +159,7 @@ static int lscp_forward_cpinfo(struct nilfs *nilfs,
break;
for (cpi = cpinfos; cpi < cpinfos + n; cpi++) {
- if (show_all || !nilfs_cpinfo_minor(cpi)) {
+ if (show_all || nilfs_cpinfo_snapshot(cpi) || !nilfs_cpinfo_minor(cpi)) {
lscp_print_cpinfo(cpi);
rest--;
}
"lscp -r" still doesn't show snapshots on minor checkpoints.
The same change looks to be needed for lscp_backward_cpinfo().

Also, this patch suffered a checkpatch warning:

$ scripts/checkpatch.pl ~/lscp-always-show-snapshots-even-if-marked-minor.patch
WARNING: line over 80 characters
#75: FILE: bin/lscp.c:162:
+ if (show_all || nilfs_cpinfo_snapshot(cpi) || !nilfs_cpinfo_minor(cpi)) {

total: 0 errors, 1 warnings, 8 lines checked

Please insert line feeds as follows:

if (show_all || nilfs_cpinfo_snapshot(cpi) ||
!nilfs_cpinfo_minor(cpi)) {

Thanks,
Ryusuke Konishi
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Ryusuke Konishi
2014-09-09 20:29:59 UTC
Permalink
Post by Ryusuke Konishi
Post by Dan McGee
When the average user types `lscp` and doesn't see the snapshot they
just tried to make, it can be very confusing. Add an additional check
to ensure snapshots are never omitted from lscp output.
---
Thoughts? I notice this quite often due to a "snapshot-on-shutdown" job I have
running on my machine, and it is very odd to not see this snapshot listed next
time I boot up and run `lscp -r | less`.
bin/lscp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/bin/lscp.c b/bin/lscp.c
index 2de81b6..6803657 100644
--- a/bin/lscp.c
+++ b/bin/lscp.c
@@ -159,7 +159,7 @@ static int lscp_forward_cpinfo(struct nilfs *nilfs,
break;
for (cpi = cpinfos; cpi < cpinfos + n; cpi++) {
- if (show_all || !nilfs_cpinfo_minor(cpi)) {
+ if (show_all || nilfs_cpinfo_snapshot(cpi) || !nilfs_cpinfo_minor(cpi)) {
lscp_print_cpinfo(cpi);
rest--;
}
"lscp -r" still doesn't show snapshots on minor checkpoints.
The same change looks to be needed for lscp_backward_cpinfo().
$ scripts/checkpatch.pl ~/lscp-always-show-snapshots-even-if-marked-minor.patch
WARNING: line over 80 characters
+ if (show_all || nilfs_cpinfo_snapshot(cpi) || !nilfs_cpinfo_minor(cpi)) {
total: 0 errors, 1 warnings, 8 lines checked
I merged this patch anyway fixing the above checkpatch warning, and
added a complemental change to apply the same change for the reverse
mode ("lscp -r").

Regards,
Ryusuke Konishi
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