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-rw-r--r--fs/pstore/ram.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c
index 0b311bc18916..bcd1bbd42598 100644
--- a/fs/pstore/ram.c
+++ b/fs/pstore/ram.c
@@ -414,13 +414,14 @@ static int __devinit ramoops_probe(struct platform_device *pdev)
cxt->pstore.data = cxt;
/*
- * Console can handle any buffer size, so prefer dumps buffer
- * size since usually it is smaller.
+ * Console can handle any buffer size, so prefer LOG_LINE_MAX. If we
+ * have to handle dumps, we must have at least record_size buffer. And
+ * for ftrace, bufsize is irrelevant (if bufsize is 0, buf will be
+ * ZERO_SIZE_PTR).
*/
- if (cxt->przs)
- cxt->pstore.bufsize = cxt->przs[0]->buffer_size;
- else
- cxt->pstore.bufsize = cxt->cprz->buffer_size;
+ if (cxt->console_size)
+ cxt->pstore.bufsize = 1024; /* LOG_LINE_MAX */
+ cxt->pstore.bufsize = max(cxt->record_size, cxt->pstore.bufsize);
cxt->pstore.buf = kmalloc(cxt->pstore.bufsize, GFP_KERNEL);
spin_lock_init(&cxt->pstore.buf_lock);
if (!cxt->pstore.buf) {