[BL training-materials-updates] Minor update: SLAB/SLOB/SLUB count status update
Michael Opdenacker
michael.opdenacker at bootlin.com
Fri Nov 16 16:15:41 CET 2018
Repository : git://git.free-electrons.com/training-materials.git
On branch : master
Link : http://git.free-electrons.com/training-materials/commit/?id=7207ee4fd2621b0dcb55848d01d803420cb52ef8
>---------------------------------------------------------------
commit 7207ee4fd2621b0dcb55848d01d803420cb52ef8
Author: Michael Opdenacker <michael.opdenacker at bootlin.com>
Date: Fri Nov 16 16:15:41 2018 +0100
Minor update: SLAB/SLOB/SLUB count status update
Signed-off-by: Michael Opdenacker <michael.opdenacker at bootlin.com>
>---------------------------------------------------------------
7207ee4fd2621b0dcb55848d01d803420cb52ef8
.../kernel-driver-development-memory.tex | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/slides/kernel-driver-development-memory/kernel-driver-development-memory.tex b/slides/kernel-driver-development-memory/kernel-driver-development-memory.tex
index 728e268..54cc6f8 100644
--- a/slides/kernel-driver-development-memory/kernel-driver-development-memory.tex
+++ b/slides/kernel-driver-development-memory/kernel-driver-development-memory.tex
@@ -236,15 +236,15 @@
is chosen at configuration time.
\begin{itemize}
\item SLAB: legacy, well proven allocator.\\
- Linux 4.17 on ARM: used in 46 \code{defconfig} files
+ Linux 4.20 on ARM: used in 48 \code{defconfig} files
\item SLOB: much simpler. More space efficient but doesn't scale
well. Saves a few hundreds of KB in small systems (depends on
\code{CONFIG_EXPERT}) \\
- Linux 4.17 on ARM: used in 7 \code{defconfig} files
+ Linux 4.20 on ARM: used in 7 \code{defconfig} files
\item SLUB: more recent and simpler than
SLAB, scaling much better (in particular for huge systems) and
creating less fragmentation.\\
- Linux 4.17 on ARM: used in 0 \code{defconfig} files
+ Linux 4.20 on ARM: used in 0 \code{defconfig} files
\end{itemize}
\begin{center}
\includegraphics[height=0.1\textheight]{slides/kernel-driver-development-memory/slab-screenshot.png}
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