Attention is currently required from: laforge, pespin.
Hello laforge, pespin,
I'd like you to reexamine a change. Please visit
https://gerrit.osmocom.org/c/osmo-bts/+/27621
to look at the new patch set (#3).
Change subject: fix gsm_bts_get_cbch(): CBCH can be allocated on Cn
......................................................................
fix gsm_bts_get_cbch(): CBCH can be allocated on Cn
According to 3GPP TS 45.002, table 3, unlike the CCCH+SDCCH/4+CBCH
combination, which can only be allocated on C0/TS0, the SDCCH/8+CBCH
can be allocated on C0..n/TS0..3. In other words, having CBCH on
e.g. C1/TS2 is perfectly legal. This is why in gsm_bts_get_cbch()
we should check all transceivers, not just the C0.
Without this change osmo-bts does not send CBCH Load Indications
at all if the CBCH is allocated on C1..n.
Change-Id: Ib5976783b53521047fbdfc18e0e236e8bce8eaae
Related: osmo-bsc.git Ie79ccff4f8f0f1134757ec0c35e18b58081cc158
Related: SYS#5905
---
M src/common/bts.c
1 file changed, 11 insertions(+), 10 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-bts refs/changes/21/27621/3
--
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Gerrit-Project: osmo-bts
Gerrit-Branch: master
Gerrit-Change-Id: Ib5976783b53521047fbdfc18e0e236e8bce8eaae
Gerrit-Change-Number: 27621
Gerrit-PatchSet: 3
Gerrit-Owner: fixeria <vyanitskiy(a)sysmocom.de>
Gerrit-Reviewer: laforge <laforge(a)osmocom.org>
Gerrit-Reviewer: pespin <pespin(a)sysmocom.de>
Gerrit-CC: Jenkins Builder
Gerrit-Attention: laforge <laforge(a)osmocom.org>
Gerrit-Attention: pespin <pespin(a)sysmocom.de>
Gerrit-MessageType: newpatchset
Attention is currently required from: laforge, pespin.
Hello laforge, pespin,
I'd like you to reexamine a change. Please visit
https://gerrit.osmocom.org/c/osmo-bts/+/27621
to look at the new patch set (#2).
Change subject: fix gsm_bts_get_cbch(): CBCH can be allocated on Cn
......................................................................
fix gsm_bts_get_cbch(): CBCH can be allocated on Cn
According to 3GPP TS 45.002, table 3, unlike the CCCH+SDCCH/4+CBCH
combination, which can only be allocated on C0/TS0, the SDCCH/8+CBCH
can be allocated on C0..n/TS0..3. In other words, having CBCH on
e.g. C1/TS2 is perfectly legal. This is why in gsm_bts_get_cbch()
we should check all transceivers, not just the C0.
Without this change osmo-bts does not send CBCH Load Indications
at all if the CBCH is allocated on C1..n.
Change-Id: Ib5976783b53521047fbdfc18e0e236e8bce8eaae
Related: osmo-bsc.git Ie79ccff4f8f0f1134757ec0c35e18b58081cc158
Related: SYS#5905
---
M src/common/bts.c
1 file changed, 10 insertions(+), 9 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-bts refs/changes/21/27621/2
--
To view, visit https://gerrit.osmocom.org/c/osmo-bts/+/27621
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Gerrit-Project: osmo-bts
Gerrit-Branch: master
Gerrit-Change-Id: Ib5976783b53521047fbdfc18e0e236e8bce8eaae
Gerrit-Change-Number: 27621
Gerrit-PatchSet: 2
Gerrit-Owner: fixeria <vyanitskiy(a)sysmocom.de>
Gerrit-Reviewer: laforge <laforge(a)osmocom.org>
Gerrit-Reviewer: pespin <pespin(a)sysmocom.de>
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Gerrit-Attention: laforge <laforge(a)osmocom.org>
Gerrit-Attention: pespin <pespin(a)sysmocom.de>
Gerrit-MessageType: newpatchset
fixeria has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-bts/+/27621 )
Change subject: fix gsm_bts_get_cbch(): CBCH can be allocated on Cn
......................................................................
fix gsm_bts_get_cbch(): CBCH can be allocated on Cn
According to 3GPP TS 45.002, table 3, unlike the CCCH+SDCCH/4+CBCH
combination, which can only be allocated on C0/TS0, the SDCCH/8+CBCH
can be allocated on C0..n/TS0..3. In other words, having CBCH on
e.g. C1/TS2 is perfectly legal. This is why in gsm_bts_get_cbch()
we should check all transceivers, not just the C0.
Change-Id: Ib5976783b53521047fbdfc18e0e236e8bce8eaae
Related: osmo-bsc.git Ie79ccff4f8f0f1134757ec0c35e18b58081cc158
Related: SYS#5905
---
M src/common/bts.c
1 file changed, 10 insertions(+), 9 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-bts refs/changes/21/27621/1
diff --git a/src/common/bts.c b/src/common/bts.c
index 4e49c45..d9969d3 100644
--- a/src/common/bts.c
+++ b/src/common/bts.c
@@ -883,18 +883,19 @@
/* return the gsm_lchan for the CBCH (if it exists at all) */
struct gsm_lchan *gsm_bts_get_cbch(struct gsm_bts *bts)
{
- struct gsm_lchan *lchan = NULL;
struct gsm_bts_trx *trx = bts->c0;
+ /* According to 3GPP TS 45.002, table 3, CBCH can be allocated
+ * either on C0/TS0 (CCCH+SDCCH4) or on C0..n/TS0..3 (SDCCH/8). */
if (trx->ts[0].pchan == GSM_PCHAN_CCCH_SDCCH4_CBCH)
- lchan = &trx->ts[0].lchan[2];
- else {
- int i;
- for (i = 0; i < 8; i++) {
- if (trx->ts[i].pchan == GSM_PCHAN_SDCCH8_SACCH8C_CBCH) {
- lchan = &trx->ts[i].lchan[2];
- break;
- }
+ return &trx->ts[0].lchan[2]; /* C0/TS0 */
+
+ llist_for_each_entry(trx, &bts->trx_list, list) { /* C0..n */
+ unsigned int tn;
+ for (tn = 0; tn <= 3; tn++) { /* TS0..3 */
+ struct gsm_bts_trx_ts *ts = &trx->ts[tn];
+ if (ts->pchan_from_config == GSM_PCHAN_SDCCH8_SACCH8C_CBCH)
+ return &ts->lchan[2];
}
}
--
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Gerrit-Project: osmo-bts
Gerrit-Branch: master
Gerrit-Change-Id: Ib5976783b53521047fbdfc18e0e236e8bce8eaae
Gerrit-Change-Number: 27621
Gerrit-PatchSet: 1
Gerrit-Owner: fixeria <vyanitskiy(a)sysmocom.de>
Gerrit-MessageType: newchange
Attention is currently required from: fixeria.
Hello Jenkins Builder, pespin,
I'd like you to reexamine a change. Please visit
https://gerrit.osmocom.org/c/osmo-bsc/+/27618
to look at the new patch set (#2).
Change subject: fix gsm_bts_get_cbch(): CBCH can be allocated on Cn
......................................................................
fix gsm_bts_get_cbch(): CBCH can be allocated on Cn
According to 3GPP TS 45.002, table 3, unlike the CCCH+SDCCH/4+CBCH
combination, which can only be allocated on C0/TS0, the SDCCH/8+CBCH
can be allocated on C0..n/TS0..3. In other words, having CBCH on
e.g. TRX1/C1 is perfectly legal. This is why in gsm_bts_get_cbch()
we should check all transceivers, not just the C0.
Change-Id: Ie79ccff4f8f0f1134757ec0c35e18b58081cc158
Related: SYS#5905
---
M src/osmo-bsc/bts.c
1 file changed, 11 insertions(+), 10 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-bsc refs/changes/18/27618/2
--
To view, visit https://gerrit.osmocom.org/c/osmo-bsc/+/27618
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Gerrit-Project: osmo-bsc
Gerrit-Branch: master
Gerrit-Change-Id: Ie79ccff4f8f0f1134757ec0c35e18b58081cc158
Gerrit-Change-Number: 27618
Gerrit-PatchSet: 2
Gerrit-Owner: fixeria <vyanitskiy(a)sysmocom.de>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: pespin <pespin(a)sysmocom.de>
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pespin has posted comments on this change. ( https://gerrit.osmocom.org/c/osmo-bsc/+/27620 )
Change subject: abis_rsl: always check return value of rsl_tlv_parse()
......................................................................
Patch Set 1:
(1 comment)
File src/osmo-bsc/abis_rsl.c:
https://gerrit.osmocom.org/c/osmo-bsc/+/27620/comment/b9ee5aad_1cd26128
PS1, Line 1224: if (rsl_tlv_parse(&tp, dh->data, msgb_l2len(msg) - sizeof(*dh)) < 0) {
You probably need to check that msgb_l2len(msg) >= sizeof(*dh) before derreferencing dh below.
Same applies for all new blocks you are adding.
--
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Gerrit-Project: osmo-bsc
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Gerrit-Change-Id: Id022628934e7d51ce66cb255baa88f24bf5c918a
Gerrit-Change-Number: 27620
Gerrit-PatchSet: 1
Gerrit-Owner: fixeria <vyanitskiy(a)sysmocom.de>
Gerrit-Reviewer: Jenkins Builder
Gerrit-CC: pespin <pespin(a)sysmocom.de>
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Gerrit-Comment-Date: Thu, 31 Mar 2022 16:21:22 +0000
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pespin has posted comments on this change. ( https://gerrit.osmocom.org/c/osmo-bsc/+/27619 )
Change subject: fix bts_cbch_send_one(): use proper RSL Channel Number
......................................................................
Patch Set 1: Code-Review+1
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Gerrit-Change-Number: 27619
Gerrit-PatchSet: 1
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