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| author | David Bauer <mail@david-bauer.net> | 2021-02-17 03:24:07 +0100 |
|---|---|---|
| committer | David Bauer <mail@david-bauer.net> | 2021-02-18 01:16:40 +0100 |
| commit | 5408399fcb468164a76df8cea9505203c21f4158 (patch) | |
| tree | a1011e8204fda7e749b55da6581fe122a3163baf /target/linux/generic/pending-5.10/499-mtd-don-t-lock-when-recursively-deleting-partitions.patch | |
| parent | 0621b23efb4f88638052a6465cc8e96a6eb7d5e0 (diff) | |
| download | upstream-5408399fcb468164a76df8cea9505203c21f4158.tar.gz upstream-5408399fcb468164a76df8cea9505203c21f4158.tar.bz2 upstream-5408399fcb468164a76df8cea9505203c21f4158.zip | |
generic: don't lock when recursively deleting partitions
When recursively deleting partitions, don't acquire the masters
partition lock twice. Otherwise the process endy up in a deadlocked
state.
Signed-off-by: David Bauer <mail@david-bauer.net>
Diffstat (limited to 'target/linux/generic/pending-5.10/499-mtd-don-t-lock-when-recursively-deleting-partitions.patch')
| -rw-r--r-- | target/linux/generic/pending-5.10/499-mtd-don-t-lock-when-recursively-deleting-partitions.patch | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/target/linux/generic/pending-5.10/499-mtd-don-t-lock-when-recursively-deleting-partitions.patch b/target/linux/generic/pending-5.10/499-mtd-don-t-lock-when-recursively-deleting-partitions.patch new file mode 100644 index 0000000000..505131b684 --- /dev/null +++ b/target/linux/generic/pending-5.10/499-mtd-don-t-lock-when-recursively-deleting-partitions.patch @@ -0,0 +1,24 @@ +From: David Bauer <mail@david-bauer.net> +Date: Wed, 17 Feb 2021 03:21:39 +0100 +Subject: [PATCH] mtd: don't lock when recursively deleting partitions + +When recursively deleting partitions, don't acquire the masters +partition lock twice. Otherwise the process endy up in a deadlocked +state. + +Signed-off-by: David Bauer <mail@david-bauer.net> +--- + drivers/mtd/mtdpart.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- a/drivers/mtd/mtdpart.c ++++ b/drivers/mtd/mtdpart.c +@@ -474,7 +474,7 @@ static int __del_mtd_partitions(struct m + + list_for_each_entry_safe(child, next, &mtd->partitions, part.node) { + if (mtd_has_partitions(child)) +- del_mtd_partitions(child); ++ __del_mtd_partitions(child); + + pr_info("Deleting %s MTD partition\n", child->name); + ret = del_mtd_device(child); |