[bootlin/training-materials updates] master: Journaling filesystems: improve diagram (9d1f25e7)
Michael Opdenacker
michael.opdenacker at bootlin.com
Thu Aug 20 19:55:28 CEST 2020
Repository : https://github.com/bootlin/training-materials
On branch : master
Link : https://github.com/bootlin/training-materials/commit/9d1f25e7e3050e30f40521eba091d702bb098925
>---------------------------------------------------------------
commit 9d1f25e7e3050e30f40521eba091d702bb098925
Author: Michael Opdenacker <michael.opdenacker at bootlin.com>
Date: Thu Aug 20 19:55:28 2020 +0200
Journaling filesystems: improve diagram
- Clarify that the operation is rather a modification
to the filesystem.
Signed-off-by: Michael Opdenacker <michael.opdenacker at bootlin.com>
>---------------------------------------------------------------
9d1f25e7e3050e30f40521eba091d702bb098925
slides/sysdev-block-filesystems/journal.dia | 95 ++++++++++++++++++-----------
1 file changed, 59 insertions(+), 36 deletions(-)
diff --git a/slides/sysdev-block-filesystems/journal.dia b/slides/sysdev-block-filesystems/journal.dia
index 41e2bbd6..f4d1e380 100644
--- a/slides/sysdev-block-filesystems/journal.dia
+++ b/slides/sysdev-block-filesystems/journal.dia
@@ -2,10 +2,10 @@
<dia:diagram xmlns:dia="http://www.lysator.liu.se/~alla/dia/">
<dia:diagramdata>
<dia:attribute name="background">
- <dia:color val="#ffffff"/>
+ <dia:color val="#ffffffff"/>
</dia:attribute>
<dia:attribute name="pagebreak">
- <dia:color val="#000099"/>
+ <dia:color val="#000099ff"/>
</dia:attribute>
<dia:attribute name="paper">
<dia:composite type="paper">
@@ -37,6 +37,9 @@
</dia:attribute>
<dia:attribute name="grid">
<dia:composite type="grid">
+ <dia:attribute name="dynamic">
+ <dia:boolean val="true"/>
+ </dia:attribute>
<dia:attribute name="width_x">
<dia:real val="1"/>
</dia:attribute>
@@ -53,7 +56,7 @@
</dia:composite>
</dia:attribute>
<dia:attribute name="color">
- <dia:color val="#d8e5e5"/>
+ <dia:color val="#d8e5e5ff"/>
</dia:attribute>
<dia:attribute name="guides">
<dia:composite type="guides">
@@ -61,8 +64,27 @@
<dia:attribute name="vguides"/>
</dia:composite>
</dia:attribute>
+ <dia:attribute name="display">
+ <dia:composite type="display">
+ <dia:attribute name="antialiased">
+ <dia:boolean val="false"/>
+ </dia:attribute>
+ <dia:attribute name="snap-to-grid">
+ <dia:boolean val="false"/>
+ </dia:attribute>
+ <dia:attribute name="snap-to-object">
+ <dia:boolean val="true"/>
+ </dia:attribute>
+ <dia:attribute name="show-grid">
+ <dia:boolean val="true"/>
+ </dia:attribute>
+ <dia:attribute name="show-connection-points">
+ <dia:boolean val="true"/>
+ </dia:attribute>
+ </dia:composite>
+ </dia:attribute>
</dia:diagramdata>
- <dia:layer name="Arrière-plan" visible="true" active="true">
+ <dia:layer name="Arrière-plan" visible="true" connectable="true" active="true">
<dia:object type="Standard - Box" version="0" id="O0">
<dia:attribute name="obj_pos">
<dia:point val="20,2"/>
@@ -83,10 +105,10 @@
<dia:real val="0.10000000149011612"/>
</dia:attribute>
<dia:attribute name="border_color">
- <dia:color val="#cc1f1a"/>
+ <dia:color val="#cc1f1aff"/>
</dia:attribute>
<dia:attribute name="inner_color">
- <dia:color val="#ffacac"/>
+ <dia:color val="#ffacacff"/>
</dia:attribute>
<dia:attribute name="show_background">
<dia:boolean val="true"/>
@@ -112,10 +134,10 @@
<dia:real val="0.10000000149011612"/>
</dia:attribute>
<dia:attribute name="border_color">
- <dia:color val="#d9cb2f"/>
+ <dia:color val="#d9cb2fff"/>
</dia:attribute>
<dia:attribute name="inner_color">
- <dia:color val="#fff8a8"/>
+ <dia:color val="#fff8a8ff"/>
</dia:attribute>
<dia:attribute name="show_background">
<dia:boolean val="true"/>
@@ -144,10 +166,10 @@
<dia:real val="0.10000000149011612"/>
</dia:attribute>
<dia:attribute name="border_color">
- <dia:color val="#d9cb2f"/>
+ <dia:color val="#d9cb2fff"/>
</dia:attribute>
<dia:attribute name="inner_color">
- <dia:color val="#fff8a8"/>
+ <dia:color val="#fff8a8ff"/>
</dia:attribute>
<dia:attribute name="show_background">
<dia:boolean val="true"/>
@@ -176,10 +198,10 @@
<dia:real val="0.10000000149011612"/>
</dia:attribute>
<dia:attribute name="border_color">
- <dia:color val="#d9cb2f"/>
+ <dia:color val="#d9cb2fff"/>
</dia:attribute>
<dia:attribute name="inner_color">
- <dia:color val="#fff8a8"/>
+ <dia:color val="#fff8a8ff"/>
</dia:attribute>
<dia:attribute name="show_background">
<dia:boolean val="true"/>
@@ -208,7 +230,7 @@
<dia:point val="24.4,3.75"/>
</dia:attribute>
<dia:attribute name="obj_bb">
- <dia:rectangle val="24.4,3.015;28.8175,3.9375"/>
+ <dia:rectangle val="24.4,2.83809;28.13,3.99418"/>
</dia:attribute>
<dia:attribute name="text">
<dia:composite type="text">
@@ -225,7 +247,7 @@
<dia:point val="24.4,3.75"/>
</dia:attribute>
<dia:attribute name="color">
- <dia:color val="#000000"/>
+ <dia:color val="#000000ff"/>
</dia:attribute>
<dia:attribute name="alignment">
<dia:enum val="0"/>
@@ -241,7 +263,7 @@
<dia:point val="26.5,5.04962"/>
</dia:attribute>
<dia:attribute name="obj_bb">
- <dia:rectangle val="26.1382,4.99962;26.8618,8.1118"/>
+ <dia:rectangle val="26.1382,4.99962;26.8618,8.05"/>
</dia:attribute>
<dia:attribute name="conn_endpoints">
<dia:point val="26.5,5.04962"/>
@@ -269,7 +291,7 @@
<dia:point val="26.5,11"/>
</dia:attribute>
<dia:attribute name="obj_bb">
- <dia:rectangle val="26.1382,10.95;26.8618,14.1118"/>
+ <dia:rectangle val="26.1382,10.95;26.8618,14.05"/>
</dia:attribute>
<dia:attribute name="conn_endpoints">
<dia:point val="26.5,11"/>
@@ -297,7 +319,7 @@
<dia:point val="26.5,17"/>
</dia:attribute>
<dia:attribute name="obj_bb">
- <dia:rectangle val="26.1382,16.95;26.8618,20.1118"/>
+ <dia:rectangle val="26.1382,16.95;26.8618,20.05"/>
</dia:attribute>
<dia:attribute name="conn_endpoints">
<dia:point val="26.5,17"/>
@@ -325,13 +347,13 @@
<dia:point val="26.6,9.25"/>
</dia:attribute>
<dia:attribute name="obj_bb">
- <dia:rectangle val="23.5638,8.515;29.6363,10.4253"/>
+ <dia:rectangle val="21.59,8.30918;31.6389,10.5398"/>
</dia:attribute>
<dia:attribute name="text">
<dia:composite type="text">
<dia:attribute name="string">
- <dia:string>#Writes an entry
-in the journal#</dia:string>
+ <dia:string>#Writes an entry in the journal,
+describing the modification#</dia:string>
</dia:attribute>
<dia:attribute name="font">
<dia:font family="Latin Modern Sans" style="0" name="Courier"/>
@@ -343,7 +365,7 @@ in the journal#</dia:string>
<dia:point val="26.6,9.25"/>
</dia:attribute>
<dia:attribute name="color">
- <dia:color val="#000000"/>
+ <dia:color val="#000000ff"/>
</dia:attribute>
<dia:attribute name="alignment">
<dia:enum val="1"/>
@@ -356,15 +378,16 @@ in the journal#</dia:string>
</dia:object>
<dia:object type="Standard - Text" version="1" id="O10">
<dia:attribute name="obj_pos">
- <dia:point val="24.3,15.75"/>
+ <dia:point val="26.3,15.25"/>
</dia:attribute>
<dia:attribute name="obj_bb">
- <dia:rectangle val="24.3,15.015;28.8825,15.9375"/>
+ <dia:rectangle val="22.1725,14.3381;30.4275,16.482"/>
</dia:attribute>
<dia:attribute name="text">
<dia:composite type="text">
<dia:attribute name="string">
- <dia:string>#Write to file#</dia:string>
+ <dia:string>#Perform the modification
+in the filesystem#</dia:string>
</dia:attribute>
<dia:attribute name="font">
<dia:font family="Latin Modern Sans" style="0" name="Courier"/>
@@ -373,13 +396,13 @@ in the journal#</dia:string>
<dia:real val="0.98777773976325989"/>
</dia:attribute>
<dia:attribute name="pos">
- <dia:point val="24.3,15.75"/>
+ <dia:point val="26.3,15.25"/>
</dia:attribute>
<dia:attribute name="color">
- <dia:color val="#000000"/>
+ <dia:color val="#000000ff"/>
</dia:attribute>
<dia:attribute name="alignment">
- <dia:enum val="0"/>
+ <dia:enum val="1"/>
</dia:attribute>
</dia:composite>
</dia:attribute>
@@ -392,7 +415,7 @@ in the journal#</dia:string>
<dia:point val="22.7325,21.6825"/>
</dia:attribute>
<dia:attribute name="obj_bb">
- <dia:rectangle val="22.7325,20.9475;30.105,21.87"/>
+ <dia:rectangle val="22.7325,20.7706;28.8675,21.9267"/>
</dia:attribute>
<dia:attribute name="text">
<dia:composite type="text">
@@ -409,7 +432,7 @@ in the journal#</dia:string>
<dia:point val="22.7325,21.6825"/>
</dia:attribute>
<dia:attribute name="color">
- <dia:color val="#000000"/>
+ <dia:color val="#000000ff"/>
</dia:attribute>
<dia:attribute name="alignment">
<dia:enum val="0"/>
@@ -425,7 +448,7 @@ in the journal#</dia:string>
<dia:point val="15,6"/>
</dia:attribute>
<dia:attribute name="obj_bb">
- <dia:rectangle val="15,5.265;19.355,6.1875"/>
+ <dia:rectangle val="15,5.08809;18.5175,6.24418"/>
</dia:attribute>
<dia:attribute name="text">
<dia:composite type="text">
@@ -442,7 +465,7 @@ in the journal#</dia:string>
<dia:point val="15,6"/>
</dia:attribute>
<dia:attribute name="color">
- <dia:color val="#000000"/>
+ <dia:color val="#000000ff"/>
</dia:attribute>
<dia:attribute name="alignment">
<dia:enum val="0"/>
@@ -458,7 +481,7 @@ in the journal#</dia:string>
<dia:point val="15,7.5"/>
</dia:attribute>
<dia:attribute name="obj_bb">
- <dia:rectangle val="15,6.765;20.0825,8.67528"/>
+ <dia:rectangle val="15,6.58809;19.1675,8.73195"/>
</dia:attribute>
<dia:attribute name="text">
<dia:composite type="text">
@@ -476,7 +499,7 @@ in the journal#</dia:string>
<dia:point val="15,7.5"/>
</dia:attribute>
<dia:attribute name="color">
- <dia:color val="#000000"/>
+ <dia:color val="#000000ff"/>
</dia:attribute>
<dia:attribute name="alignment">
<dia:enum val="0"/>
@@ -492,12 +515,12 @@ in the journal#</dia:string>
<dia:point val="26.9,5.9875"/>
</dia:attribute>
<dia:attribute name="obj_bb">
- <dia:rectangle val="26.9,5.3925;30.6125,6.14"/>
+ <dia:rectangle val="26.9,5.22553;32.6509,6.23207"/>
</dia:attribute>
<dia:attribute name="text">
<dia:composite type="text">
<dia:attribute name="string">
- <dia:string>#Write to file#</dia:string>
+ <dia:string>#Modify the filesystem#</dia:string>
</dia:attribute>
<dia:attribute name="font">
<dia:font family="Latin Modern Sans" style="0" name="Courier"/>
@@ -509,7 +532,7 @@ in the journal#</dia:string>
<dia:point val="26.9,5.9875"/>
</dia:attribute>
<dia:attribute name="color">
- <dia:color val="#000000"/>
+ <dia:color val="#000000ff"/>
</dia:attribute>
<dia:attribute name="alignment">
<dia:enum val="0"/>
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