Age | Commit message (Collapse) | Author |
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Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
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Signed-off-by: Mike Lockwood <lockwood@android.com>
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Signed-off-by: Mike Lockwood <lockwood@android.com>
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Signed-off-by: Mike Lockwood <lockwood@android.com>
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Needed for MTP support.
Signed-off-by: Mike Lockwood <lockwood@android.com>
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Add switch to notify current USB configuration. This can be used to detect
USB connect and disconnect events.
Broadcast a change via the usb_composite class when a USB function is
enabled or disabled.
Rename usb_function.hidden to usb_function.disabled.
Signed-off-by: Mike Lockwood <lockwood@android.com>
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Integrate support for android composite driver and platform data
within CONFIG_USB_ANDROID_MASS_STORAGE.
Signed-off-by: Mike Lockwood <lockwood@android.com>
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Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
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set_multicast_list
Signed-off-by: Dmitry Shmidt <dimitrysh@android.com>
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
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Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
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When enabled, tracks the frequency of network transmissions
(inbound and outbound) and buckets them accordingly.
Buckets are determined by time between network activity.
Each bucket represents the number of network transmisions that were
N sec or longer apart. Where N is defined as 1 << bucket index.
This network pattern tracking is particularly useful for wireless
networks (ie: 3G) where batching network activity closely together
is more power efficient than far apart.
New file: /proc/net/stat/activity
output:
Min Bucket(sec) Count
1 7
2 0
4 1
8 0
16 0
32 2
64 1
128 0
Change-Id: I4c4cd8627b872a55f326b1715c51bc3bdd6e8d92
Signed-off-by: Mike Chan <mike@android.com>
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Add reading mac address from platform data
Add dhd_os_proto_block protection for dhd_preinit_ioctls
Revert dhdsdio_clk() changes
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
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Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
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Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
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Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
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Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
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Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
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Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
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Now that we're murder-synchronous, this code path will never be
called (and if it does, it doesn't tell us anything useful other
than we killed a task that was already being killed by somebody
else but hadn't gotten its' signal yet)
Signed-off-by: San Mehat <san@google.com>
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As it turns out, the CONFIG_PROFILING interfaces leak a
task struct if the notifier chain returns NOTIFY_OK.. doh.
This patch reworks lowmemkiller to use the new generic task
free notifier chain.
Signed-off-by: San Mehat <san@google.com>
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binder_deferred_release was not unmapping the page from the buffer
before freeing it, causing memory corruption. This only happened
when page(s) had not been freed by binder_update_page_range, which
properly unmaps the pages.
This only happens on architectures with VIPT aliasing.
To reproduce, create a program which opens, mmaps, munmaps, then closes
the binder very quickly. This should leave a page allocated when the
binder is released. When binder_deferrred_release is called on the
close, the page will remain mapped to the address in the linear
proc->buffer. Later, we may map the same physical page to a different
virtual address that has different coloring, and this may cause
aliasing to occur.
PAGE_POISONING will greatly increase your chances of noticing any
problems.
Change-Id: I6941bf212881b8bf846bdfda43d3609c7ae4892e
Signed-off-by: Christopher Lais <chris+android@zenthought.org>
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This patch optimizes lowmemkiller to not do any work when it has an outstanding
kill-request. This greatly reduces the pressure on the task_list lock
(improving interactivity), as well as improving the vmscan performance
when under heavy memory pressure (by up to 20x in tests).
Note: For this enhancement to work, you need CONFIG_PROFILING
Signed-off-by: San Mehat <san@google.com>
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As part of formating the mass storage device, Host sends the INQUIRY
scsi command. As per the standard, the command length for this
command should be 6 bytes, whereas the Vista host sends 12 bytes.
When the command length of the command is not equal to the standard
length, the device sends a phase error as part of the status phase.
When the host receives a phase error, it re-enumerates, hence the
error.
If the command is INQUIRY, and the command length is 12 bytes,
treating this as a good command and not sending the phase error
to the host fixes this issue.
Signed-off-by: Velempati Chiranjeevi <c_cvelem@qualcomm.com>
Signed-off-by: Mike Lockwood <lockwood@android.com>
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Under certain circumstances, a process can take awhile to
handle a sig-kill (especially if it's in a scheduler group with
a very low share ratio). When this occurs, lowmemkiller returns
to vmscan indicating the process memory has been freed - even
though the process is still waiting to die. Since the memory
hasn't actually freed, lowmemkiller is called again shortly after,
and picks the same process to die; regardless of the fact that
it has already been 'scheduled' to die and the memory has already
been reported to vmscan as having been freed.
Solution is to check fatal_signal_pending() on the selected
task, and if it's already pending destruction return; indicating
to vmscan that no resources were freed on this pass.
Signed-off-by: San Mehat <san@google.com>
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Some drivers flush the global workqueue when closed. This would deadlock if
the last reference to the file was released from the binder.
Change-Id: Ifdabc0b383fecb20836d1bbb9786c632402a14e1
Signed-off-by: Arve Hjønnevåg <arve@android.com>
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The timed output device never previously checked the return value of sscanf,
resulting in an uninitialized int being passed to enable() if input value
was invalid.
Signed-off-by: Mike Lockwood <lockwood@android.com>
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Pulling in some code from file_storage.c, we now handle interface changes
in do_set_config(), which is now not called until any pending requests have
been successfully completed or cancelled.
This fixes a race condition that resulted in usb_ep_free_request() being called
while the request is still busy.
Signed-off-by: Mike Lockwood <lockwood@android.com>
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Change-Id: Ib9655177bfaf00bd5682e1ac0d7e813e16a47eea
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Change-Id: Iaefeca497de02fe36b7f5d79075912f6e349ec53
Signed-off-by: Arve Hjønnevåg <arve@android.com>
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Change-Id: Ia0f9c8cec68054c6600a799ef864ebf1185c93ab
Signed-off-by: Arve Hjønnevåg <arve@android.com>
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Change-Id: I6e9c064ba024329099cb833b2ae9ab43c2ad8c6d
Signed-off-by: Arve Hjønnevåg <arve@android.com>
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The old code did not allways disable interrupts when called from thread
context, but tried to lock the same spinlock from interrupt context.
This was merged from a change to drivers/usb/function/mass_storage.c
in the android-msm-2.6.29 branch.
Signed-off-by: Arve Hjønnevåg <arve@android.com>
Signed-off-by: Mike Lockwood <lockwood@android.com>
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This fixes a load ordering issue that occurred if a function driver loads before
the android gadget driver is initialized.
Signed-off-by: Mike Lockwood <lockwood@android.com>
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Signed-off-by: Iliyan Malchev <malchev@google.com>
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This avoids excessive caching at the block level layer when copying large
files to the storage device.
Signed-off-by: Mike Lockwood <lockwood@android.com>
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This fixes a kernel panic in rndis.c when receiving the
OID_GEN_VENDOR_DESCRIPTION command.
Signed-off-by: Mike Lockwood <lockwood@android.com>
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Change-Id: I9156bad829e8c65087f122b48cc57638902fab12
Signed-off-by: Dima Zavin <dima@android.com>
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Signed-off-by: Mike Lockwood <lockwood@android.com>
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Signed-off-by: Mike Lockwood <lockwood@android.com>
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Signed-off-by: Mike Lockwood <lockwood@android.com>
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Signed-off-by: San Mehat <san@google.com>
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gether_disconnect() is always called before gether_connect() by the different
USB ethernet functions, so this warning was firing during normal operation.
Change-Id: I178cc7d1f67e9e87ac2e99c6674c4db8fcddf4a0
Signed-off-by: Mike Lockwood <lockwood@android.com>
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Change-Id: I85973ebfcbfae6b401fb8b402842309c72655149
Signed-off-by: Mike Lockwood <lockwood@android.com>
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Lets non-standard NAND drivers take advantage of known NAND
chip information.
Change-Id: I87e2fcb40b07b2ec91e102f1fa7f419a4b4af0a3
Signed-off-by: Dima Zavin <dima@android.com>
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Only set device descriptor bDeviceClass field to USB_CLASS_COMM when
the RNDIS function is actually enabled.
Signed-off-by: Mike Lockwood <lockwood@android.com>
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Signed-off-by: Mike Lockwood <lockwood@android.com>
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Signed-off-by: Mike Lockwood <lockwood@android.com>
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is set
Signed-off-by: Mike Lockwood <lockwood@android.com>
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Signed-off-by: Mike Lockwood <lockwood@android.com>
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