kvm tools: carefully send and handle stop ipc

Remove struct stop_cmd and use kvm_ipc__send().

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>

kvm tools: cleanup kvm_cmd_stop()

Use stack variable.
Remove unneeded branch.
Close opened file.

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>

kvm tools: change the binary name from kvm to lkvm for commands' usage

Commands' usage : Change the binary name from *kvm* to *lkvm*,
since commit ad3efb18 has done it.

Signed-off-by: Wanlong Gao <

kvm tools: change the binary name from kvm to lkvm for commands' usage

Commands' usage : Change the binary name from *kvm* to *lkvm*,
since commit ad3efb18 has done it.

Signed-off-by: Wanlong Gao <gaowanlong@cn.fujitsu.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>

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kvm tools: Switch to using UNIX sockets instead of signals

This patch changes the IPC method to use UNIX sockets instead of
signals.

This allows for more flexibility in moving data between processe

kvm tools: Switch to using UNIX sockets instead of signals

This patch changes the IPC method to use UNIX sockets instead of
signals.

This allows for more flexibility in moving data between processes, for example
it would allow avoid printing output in the terminal of the guest.

Signed-off-by: Sasha Levin <levinsasha928@gmail.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>

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kvm tools: Use correct data type for pid

This patch fixes an error where pids used u64 instead of pid_t, causing them
to never be negative.

Signed-off-by: Sasha Levin <levinsasha928@gmail.com>
Sign

kvm tools: Use correct data type for pid

This patch fixes an error where pids used u64 instead of pid_t, causing them
to never be negative.

Signed-off-by: Sasha Levin <levinsasha928@gmail.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>

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kvm tools: Fix wrong kill() PID in commands

There was a mixup in the balloon usage string and some of the commands were
retrieving the instance name from the wrong place. This will cause the command

kvm tools: Fix wrong kill() PID in commands

There was a mixup in the balloon usage string and some of the commands were
retrieving the instance name from the wrong place. This will cause the commands
to issue kill() with negative PIDs (which sends the signal to every process in
the system). Without this patch, 'kvm command instance' will do crazy things
like restart whole Gnome session.

Tested-by: Asias He <asias.hejun@gmail.com>
Signed-off-by: Sasha Levin <levinsasha928@gmail.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>

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kvm tools: Improve 'kvm stop' parameters

kvm stop now uses the git option parser to parse parameters.

Added option to stop instance by PID and stop all instances.

Improved usage message.

Signed-o

kvm tools: Improve 'kvm stop' parameters

kvm stop now uses the git option parser to parse parameters.

Added option to stop instance by PID and stop all instances.

Improved usage message.

Signed-off-by: Sasha Levin <levinsasha928@gmail.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>

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kvm tools: Connect existing command helpers to 'kvm help'

This patch connects usage helpers to 'kvm help' callbacks, allowing
to see help about a command by doing 'kvm help [command]'.

Signed-off-b

kvm tools: Connect existing command helpers to 'kvm help'

This patch connects usage helpers to 'kvm help' callbacks, allowing
to see help about a command by doing 'kvm help [command]'.

Signed-off-by: Sasha Levin <levinsasha928@gmail.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>

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kvm tool: Fix builtin command usage printouts

This patch fixes builtin commands to use usage_with_options() instead of die().
The latter prefixes messages with "Fatal" which makes the usage text ugl

kvm tool: Fix builtin command usage printouts

This patch fixes builtin commands to use usage_with_options() instead of die().
The latter prefixes messages with "Fatal" which makes the usage text ugly.

Cc: Asias He <asias.hejun@gmail.com>
Cc: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Prasad Joshi <prasadjoshi124@gmail.com>
Cc: Sasha Levin <levinsasha928@gmail.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>

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kvm tools: convert callback to int and deal with the return value

callback function maybe fail, so we should deal with the return value.

Signed-off-by: Liming Wang <walimisdev@gmail.com>
Signed-off

kvm tools: convert callback to int and deal with the return value

callback function maybe fail, so we should deal with the return value.

Signed-off-by: Liming Wang <walimisdev@gmail.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>

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kvm tools: Add 'kvm stop'

This command stops a running instance.

Syntax:
kvm stop [instance name]

Signed-off-by: Sasha Levin <levinsasha928@gmail.com>
Signed-off-by: Pekka Enberg <penberg@kernel.o

kvm tools: Add 'kvm stop'

This command stops a running instance.

Syntax:
kvm stop [instance name]

Signed-off-by: Sasha Levin <levinsasha928@gmail.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>

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