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tracing/kprobes: Support longer (>128 bytes) command
Expand command line buffer of kprobe-tracer to 4096 bytes. Reported-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net> Cc: 2nddept-manager@sdl.hitachi.co.jp Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com> Cc: Steven Rostedt <rostedt@goodmis.org> LKML-Reference: <20110204125159.9507.20895.stgit@ltc236.sdl.hitachi.co.jp> Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -1129,7 +1129,7 @@ static int command_trace_probe(const char *buf)
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return ret;
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return ret;
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}
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}
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#define WRITE_BUFSIZE 128
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#define WRITE_BUFSIZE 4096
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static ssize_t probes_write(struct file *file, const char __user *buffer,
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static ssize_t probes_write(struct file *file, const char __user *buffer,
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size_t count, loff_t *ppos)
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size_t count, loff_t *ppos)
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