Merge branch 'topic/kmemtrace' of git://git.kernel.org/pub/scm/linux/kernel/git/penbe...
[linux-2.6.git] / Documentation / kernel-parameters.txt
index a2d8805..af600c0 100644 (file)
@@ -49,6 +49,7 @@ parameter is applicable:
        ISAPNP  ISA PnP code is enabled.
        ISDN    Appropriate ISDN support is enabled.
        JOY     Appropriate joystick support is enabled.
+       KMEMTRACE kmemtrace is enabled.
        LIBATA  Libata driver is enabled
        LP      Printer support is enabled.
        LOOP    Loopback device support is enabled.
@@ -1033,6 +1034,15 @@ and is between 256 and 4096 characters. It is defined in the file
                        use the HighMem zone if it exists, and the Normal
                        zone if it does not.
 
+       kmemtrace.enable=       [KNL,KMEMTRACE] Format: { yes | no }
+                               Controls whether kmemtrace is enabled
+                               at boot-time.
+
+       kmemtrace.subbufs=n     [KNL,KMEMTRACE] Overrides the number of
+                       subbufs kmemtrace's relay channel has. Set this
+                       higher than default (KMEMTRACE_N_SUBBUFS in code) if
+                       you experience buffer overruns.
+
        movablecore=nn[KMG]     [KNL,X86-32,IA-64,PPC,X86-64] This parameter
                        is similar to kernelcore except it specifies the
                        amount of memory used for migratable allocations.