stackcollapse-report « bin « python « scripts « perf « tools - kernel - Hosts the 0x221E linux distro kernel.

Hosts the 0x221E linux distro kernel.

Ubuntu

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path: root/tools/perf/scripts/python/bin/stackcollapse-report

blob: 356b9656393db5a59bb3083d79d0ab0c35e1200a (plain)

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#!/bin/sh
# description: produce callgraphs in short form for scripting use
perf script -s "$PERF_EXEC_PATH"/scripts/python/stackcollapse.py -- "$@"

> Acked-by: Sumit Garg <sumit.garg@linaro.org> Link: https://lore.kernel.org/r/2024070136-wrongdoer-busily-01e8@gregkh Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> 2024-03-14ssb: use "break" on default case to prevent warningRandy Dunlap Having an empty default: case in a switch statement causes a warning (when using Clang; I don't see the warning when using gcc), so add a "break;" to the default case to prevent the warning: drivers/ssb/main.c:1149:2: warning: label at end of compound statement is a C2x extension [-Wc2x-extensions] Fixes: e27b02e23a70 ("ssb: drop use of non-existing CONFIG_SSB_DEBUG symbol") Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Reported-by: kernel test robot <lkp@intel.com> Closes: https://lore.kernel.org/oe-kbuild-all/202403130717.TWm17FiD-lkp@intel.com/ Cc: Michael Büsch <m@bues.ch> Cc: linux-wireless@vger.kernel.org Cc: Kalle Valo <kvalo@kernel.org> Cc: Johannes Berg <johannes@sipsolutions.net> Cc: llvm@lists.linux.dev Acked-by: Michael Büsch <m@bues.ch> Reviewed-by: Nathan Chancellor <nathan@kernel.org> Signed-off-by: Kalle Valo <kvalo@kernel.org> Link: https://msgid.link/20240313001305.18820-1-rdunlap@infradead.org 2024-03-12ssb: drop use of non-existing CONFIG_SSB_DEBUG symbolRandy Dunlap CONFIG_SSB_DEBUG is used in one header file and nowhere else, so remove it and the now-empty inline function that contained it. Also remove the call to the empty inline function. The empty "default:" case is kept to prevent 2 compiler warnings: drivers/ssb/main.c:1133:9: warning: enumeration value 'SSB_BUSTYPE_PCMCIA' not handled in switch [-Wswitch] drivers/ssb/main.c:1133:9: warning: enumeration value 'SSB_BUSTYPE_SDIO' not handled in switch [-Wswitch] Reported-by: Ying Sun <sunying@isrc.iscas.ac.cn> Link: https://lore.kernel.org/lkml/4e8525fe.607e2.18a8ddfdce8.Coremail.sunying@isrc.iscas.ac.cn/ Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Cc: Michael Büsch <m@bues.ch> Cc: linux-wireless@vger.kernel.org Cc: Kalle Valo <kvalo@kernel.org> Acked-by: Michael Büsch <m@bues.ch> Signed-off-by: Kalle Valo <kvalo@kernel.org> Link: https://msgid.link/20240309224540.22682-1-rdunlap@infradead.org 2024-03-12ssb: Fix potential NULL pointer dereference in ssb_device_uevent()Rand Deeb The ssb_device_uevent() function first attempts to convert the 'dev' pointer to 'struct ssb_device *'. However, it mistakenly dereferences 'dev' before performing the NULL check, potentially leading to a NULL pointer dereference if 'dev' is NULL. To fix this issue, move the NULL check before dereferencing the 'dev' pointer, ensuring that the pointer is valid before attempting to use it. Found by Linux Verification Center (linuxtesting.org) with SVACE. Signed-off-by: Rand Deeb <rand.sec96@gmail.com> Signed-off-by: Kalle Valo <kvalo@kernel.org> Link: https://msgid.link/20240306123028.164155-1-rand.sec96@gmail.com 2024-02-06ssb: make ssb_bustype constRicardo B. Marliere Now that the driver core can properly handle constant struct bus_type, move the ssb_bustype variable to be a constant structure as well, placing it into read-only memory which can not be modified at runtime. Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Ricardo B. Marliere <ricardo@marliere.net> Acked-by: Michael Büsch <m@bues.ch> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Kalle Valo <kvalo@kernel.org> Link: https://msgid.link/20240204-bus_cleanup-ssb-v1-1-511026cd5f3c@marliere.net 2023-10-19ssb: relax SSB_EMBEDDED dependenciesRandy Dunlap This is a kconfig warning in a randconfig when CONFIG_PCI is not set: WARNING: unmet direct dependencies detected for SSB_EMBEDDED Depends on [n]: SSB [=y] && SSB_DRIVER_MIPS [=y] && SSB_PCICORE_HOSTMODE [=n] Selected by [y]: - BCM47XX_SSB [=y] && BCM47XX [=y] This is caused by arch/mips/bcm47xx/Kconfig's symbol BCM47XX_SSB selecting SSB_EMBEDDED when CONFIG_PCI is not set. This warning can be prevented by altering SSB_EMBEDDED to allow for PCI=n or the former SSB_PCICORE_HOSTMODE. Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Acked-by: Michael Büsch <m@bues.ch> Cc: linux-wireless@vger.kernel.org Cc: Kalle Valo <kvalo@kernel.org> Signed-off-by: Kalle Valo <kvalo@kernel.org> Link: https://lore.kernel.org/r/20231012220856.23260-1-rdunlap@infradead.org 2023-09-07ssb: Fix division by zero issue in ssb_calc_clock_rateRand Deeb In ssb_calc_clock_rate(), there is a potential issue where the value of m1 could be zero due to initialization using clkfactor_f6_resolv(). This situation raised concerns about the possibility of a division by zero error. We fixed it by following the suggestions provided by Larry Finger <Larry.Finger@lwfinger.net> and Michael Büsch <m@bues.ch>. The fix involves returning a value of 1 instead of 0 in clkfactor_f6_resolv(). This modification ensures the proper functioning of the code and eliminates the risk of division by zero errors. Signed-off-by: Rand Deeb <rand.sec96@gmail.com> Acked-by: Larry Finger <Larry.Finger@lwfinger.net> Acked-by: Michael Büsch <m@bues.ch> Signed-off-by: Kalle Valo <kvalo@kernel.org> Link: https://lore.kernel.org/r/20230904232346.34991-1-rand.sec96@gmail.com