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Date: Fri, 17 Oct 2014 17:24:29 +0400
From: Dmitry Monakhov <dmonakhov@...nvz.org>
To: linux-kernel@...r.kernel.org
Cc: Dmitry Monakhov <dmonakhov@...nvz.org>
Subject: [PATCH] fs: make generic_block_fiemap sig-tolerant
__generic_block_fiemap may spin very long time for large sparse files.
Signed-off-by: Dmitry Monakhov <dmonakhov@...nvz.org>
---
fs/ioctl.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/fs/ioctl.c b/fs/ioctl.c
index 8ac3fad..6fbeb68 100644
--- a/fs/ioctl.c
+++ b/fs/ioctl.c
@@ -379,6 +379,11 @@ int __generic_block_fiemap(struct inode *inode,
past_eof = true;
}
cond_resched();
+ if (fatal_signal_pending(current)) {
+ ret = -EINTR;
+ break;
+ }
+
} while (1);
/* If ret is 1 then we just hit the end of the extent array */
--
1.7.1
--
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