Blame ndb_query_ro_media.patch
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From 93e482be29ee683011c71f23b3b0096889e50331 Mon Sep 17 00:00:00 2001
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From: Michael Schroeder <mls@suse.de>
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Date: Mon, 3 Feb 2020 11:37:30 +0100
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Subject: [PATCH] Permit ndb database queries on read-only media
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See also commit a429c99e13fbe9926243f29b78df8d64222c4469 for db3.
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---
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lib/backend/ndb/glue.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/lib/backend/ndb/glue.c b/lib/backend/ndb/glue.c
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index 90c10f8894..d19da7c5cd 100644
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--- a/lib/backend/ndb/glue.c
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+++ b/lib/backend/ndb/glue.c
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@@ -161,7 +161,7 @@ static int ndb_Open(rpmdb rdb, rpmDbiTagVal rpmtag, dbiIndex * dbip, int flags)
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/* Open indexes readwrite if possible */
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ioflags = O_RDWR;
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rc = rpmxdbOpen(&ndbenv->xdb, rdb->db_pkgs->dbi_db, path, ioflags, 0666);
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- if (rc && errno == EACCES) {
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+ if (rc && (errno == EACCES || errno == EROFS)) {
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/* If it is not asked for rw explicitly, try to open ro */
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if (!(oflags & O_RDWR)) {
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ioflags = O_RDONLY;
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