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* [Buildroot] [PATCH] package/mke2img: set sparse_super for revision 1
@ 2015-08-28 11:12 Benoît Thébaudeau
  2015-12-01 22:31 ` Yann E. MORIN
  2015-12-29 21:03 ` Peter Korsgaard
  0 siblings, 2 replies; 3+ messages in thread
From: Benoît Thébaudeau @ 2015-08-28 11:12 UTC (permalink / raw)
  To: buildroot

The sparse_super feature is more efficient in terms of speed and
available space, so set it by default if supported, i.e. for revision 1.

This gives a huge speed gain for large resize2fs operations, especially
for expansion.

Signed-off-by: Beno?t Th?baudeau <benoit@wsystem.com>
---
 package/mke2img/mke2img | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/package/mke2img/mke2img b/package/mke2img/mke2img
index 5e2f62f..806cb1f 100755
--- a/package/mke2img/mke2img
+++ b/package/mke2img/mke2img
@@ -76,7 +76,7 @@ main() {
 
     # Upgrade to rev1 if needed
     if [ ${rev} -ge 1 ]; then
-        tune2fs_O_opts+=",filetype"
+        tune2fs_O_opts+=",filetype,sparse_super"
     fi
 
     # Add a journal for ext3 and above
-- 
2.1.4

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2015-08-28 11:12 [Buildroot] [PATCH] package/mke2img: set sparse_super for revision 1 Benoît Thébaudeau
2015-12-01 22:31 ` Yann E. MORIN
2015-12-29 21:03 ` Peter Korsgaard

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