[bootlin/training-materials updates] master: Block filesystems: details about SD card erase size (3f29e7b3)
Michael Opdenacker
michael.opdenacker at bootlin.com
Mon Jan 31 16:31:07 CET 2022
Repository : https://github.com/bootlin/training-materials
On branch : master
Link : https://github.com/bootlin/training-materials/commit/3f29e7b34d2bd1c31c1958d196e859354764550f
>---------------------------------------------------------------
commit 3f29e7b34d2bd1c31c1958d196e859354764550f
Author: Michael Opdenacker <michael.opdenacker at bootlin.com>
Date: Mon Jan 31 15:59:22 2022 +0100
Block filesystems: details about SD card erase size
Signed-off-by: Michael Opdenacker <michael.opdenacker at bootlin.com>
>---------------------------------------------------------------
3f29e7b34d2bd1c31c1958d196e859354764550f
slides/sysdev-block-filesystems/sysdev-block-filesystems.tex | 2 ++
1 file changed, 2 insertions(+)
diff --git a/slides/sysdev-block-filesystems/sysdev-block-filesystems.tex b/slides/sysdev-block-filesystems/sysdev-block-filesystems.tex
index 8eb01872..572842af 100644
--- a/slides/sysdev-block-filesystems/sysdev-block-filesystems.tex
+++ b/slides/sysdev-block-filesystems/sysdev-block-filesystems.tex
@@ -387,6 +387,8 @@ major minor #blocks name
flashbench} tool (\url{http://git.linaro.org/people/arnd/flashbench.git/about/})
for finding out the erase block and page size for your storage, and
optimizing your partitions and filesystems for best performance.
+ Note that some SD cards report their erase block size, available in
+ \code{/sys/bus/mmc/devices/<dev>/preferred_erase_size}.
\end{frame}
\setuplabframe
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