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Mirzamohammadi wrote: >> We observed a 35% of regression running phoronix pts/ramspeed and also 1= 6% >> with unixbench. Regression is caused by the following commit: >> dd0f194cfeb5 | mm: rewrite wait_on_page_bit_common() logic >=20 > That is not a valid git id in Linus's or in the linux-stable repo that I > can see. Are you sure that it is correct? Sorry for the incorrect sha. Here are the correct ones: kernel_dot_org/linux-stable.git linux-5.4.y - c32ab1c1959a kernel_dot_org/torvalds_linux.git master - 2a9127fcf229 kernel_dot_org/linux-stable.git master - 2a9127fcf229 --- subject : mm: rewrite wait_on_page_bit_common() logic author : torvalds@linux-foundation.org author date : 2020-07-23 17:16:49 Thanks, Saeed >=20 > thanks, >=20 > greg k-h