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-rw-r--r--Documentation/kernel-parameters.txt9
1 files changed, 8 insertions, 1 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 54983246930d..137e993f4329 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -110,6 +110,13 @@ be entered as an environment variable, whereas its absence indicates that
110it will appear as a kernel argument readable via /proc/cmdline by programs 110it will appear as a kernel argument readable via /proc/cmdline by programs
111running once the system is up. 111running once the system is up.
112 112
113The number of kernel parameters is not limited, but the length of the
114complete command line (parameters including spaces etc.) is limited to
115a fixed number of characters. This limit depends on the architecture
116and is between 256 and 4096 characters. It is defined in the file
117./include/asm/setup.h as COMMAND_LINE_SIZE.
118
119
113 53c7xx= [HW,SCSI] Amiga SCSI controllers 120 53c7xx= [HW,SCSI] Amiga SCSI controllers
114 See header of drivers/scsi/53c7xx.c. 121 See header of drivers/scsi/53c7xx.c.
115 See also Documentation/scsi/ncr53c7xx.txt. 122 See also Documentation/scsi/ncr53c7xx.txt.
@@ -1324,7 +1331,7 @@ running once the system is up.
1324 pt. [PARIDE] 1331 pt. [PARIDE]
1325 See Documentation/paride.txt. 1332 See Documentation/paride.txt.
1326 1333
1327 quiet= [KNL] Disable log messages 1334 quiet [KNL] Disable most log messages
1328 1335
1329 r128= [HW,DRM] 1336 r128= [HW,DRM]
1330 1337