[bootlin/training-materials updates] master: sysdev: slides: flash-filesystems: remove mkfs.ubifs details (34a0b74f)

Luca Ceresoli luca.ceresoli at bootlin.com
Sat Feb 4 00:35:05 CET 2023


Repository : https://github.com/bootlin/training-materials
On branch  : master
Link       : https://github.com/bootlin/training-materials/commit/34a0b74fb32e6dbed7dbb6c5e09dda35751d5a5d

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commit 34a0b74fb32e6dbed7dbb6c5e09dda35751d5a5d
Author: Luca Ceresoli <luca.ceresoli at bootlin.com>
Date:   Fri Feb 3 18:50:12 2023 +0100

    sysdev: slides: flash-filesystems: remove mkfs.ubifs details
    
    Signed-off-by: Luca Ceresoli <luca.ceresoli at bootlin.com>


>---------------------------------------------------------------

34a0b74fb32e6dbed7dbb6c5e09dda35751d5a5d
 slides/sysdev-flash-filesystems/sysdev-flash-filesystems.tex | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/slides/sysdev-flash-filesystems/sysdev-flash-filesystems.tex b/slides/sysdev-flash-filesystems/sysdev-flash-filesystems.tex
index a51a301a..9cf3f646 100644
--- a/slides/sysdev-flash-filesystems/sysdev-flash-filesystems.tex
+++ b/slides/sysdev-flash-filesystems/sysdev-flash-filesystems.tex
@@ -247,14 +247,7 @@ setenv mtdparts mtdparts=omap2-nand.0:512k(XLoader)ro,1536k(UBoot)ro...
         from {\em mtd-utils}:\\
       \code{mkfs.ubifs -m 4096 -e 258048 -c 1000 -r rootfs/ ubifs.img}
       \begin{itemize}
-      \item \code{-m 4096}: minimal I/O size\\
-                 (see \code{/sys/class/mtd/mtdx/writesize}).
-      \item \code{-e 258048}: {\bf logical} erase block size (smaller than
-                 PEB size, can be found in the kernel log after running
-		 \code{ubiattach})
-      \item \code{-c 1000}; maximum number of erase blocks for the
-        UBI volume the image will be flashed into. A pessimistic
-	number will increase metadata size and degrade performance.
+        \item Flash geometry values need to be passed to \code{mkfs.ubifs}
       \end{itemize}
   \item This image can then be flashed on a volume\\
         or included in a UBI image (\code{ubinize} command).




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